diff --git a/CITATION.cff b/CITATION.cff
index e278fdc..8d9232c 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -8,7 +8,11 @@ authors:
   given-names: "Philipp"
   orcid: "https://orcid.org/0009-0002-7697-5536"
 title: "pam"
-version: 2.0.2
-date-released: 2025-07-29
+<<<<<<< HEAD
+version: 2.0.3
+=======
+version: 2.1.0
+>>>>>>> a691a6c (renamed etrmax_with_without_ratio to etrmax_without_with_ratio)
+date-released: 2026-04-11
 url: "https://github.com/biotoolbox/pam"
 doi: "10.32614/CRAN.package.pam"
diff --git a/Makefile b/Makefile
index b923345..ac8b9d7 100644
--- a/Makefile
+++ b/Makefile
@@ -20,4 +20,8 @@ build:
 buildtest:
 	rm -rf src/tests/testthat/results
 	make build
-	R CMD check pam_2.0.2.tar.gz
+<<<<<<< HEAD
+	R CMD check pam_2.0.3.tar.gz
+=======
+	R CMD check pam_2.1.0.tar.gz
+>>>>>>> a691a6c (renamed etrmax_with_without_ratio to etrmax_without_with_ratio)
diff --git a/README.md b/README.md
index 38c81de..e1b49ce 100644
--- a/README.md
+++ b/README.md
@@ -477,7 +477,7 @@ $${alpha} = \frac{{etrmax\\_with\\_photoinhibition}}{{ik\\_with\\_photoinhibitio
 
 - **w**: Not available, here set to `NA_real_`
 - **ib**: Not available, here set to `NA_real_`
-- **etrmax_with_without_ratio**: Ratio of `etrmax_with_photoinhibition` to `etrmax_without_photoinhibition` and `ik_with_photoinhibition` to `ik_without_photoinhibition`,  transfered as: `pmax_popt_and_ik_iik_ratio`
+- **etrmax_without_with_ratio**: Ratio of `etrmax_without_photoinhibition` / `etrmax_with_photoinhibition` and `ik_without_photoinhibition` / `ik_with_photoinhibition`,  transfered as: `pmax_popt_and_ik_iik_ratio`
 
 #### Details
 
@@ -519,9 +519,9 @@ Returns a modified model result as a list with the following elements:
 - **im_with_photoinhibition**: The PAR at which the maximum electron transport rate is achieved by taking photoinhibition into account, transfered as: `im`
 - **w**: Not available, here set to `NA_real_`
 - **ib**: Transfered unchange as: `ib`
-- **etrmax_with_without_ratio**: Ratio of `etrmax_with_photoinhibition` to `etrmax_without_photoinhibition` and `ik_with_photoinhibition` to `ik_without_photoinhibition`. Calculated as:
+- **etrmax_without_with_ratio**: Ratio of `etrmax_without_photoinhibition` / `etrmax_with_photoinhibition` and `ik_without_photoinhibition` / `ik_with_photoinhibition`. Calculated as:
 
-$${{etrmax\\_with\\_without\\_ratio}} = \frac{{etrmax\\_with\\_photoinhibition}}{{etrmax\\_without\\_photoinhibition}}$$
+$${{etrmax\\_with\\_without\\_ratio}} = \frac{{etrmax\\_without\\_photoinhibition}}{{etrmax\\_with\\_photoinhibition}}$$
 
 #### Details
 
@@ -563,7 +563,7 @@ Returns a modified model result as a list with the following elements:
 - **im_with_photoinhibition**: The PAR at which the maximum electron transport rate is achieved by taking photoinhibition into account, transfered as`im`
 - **w**: The sharpness of the peak, transfered as `w`
 - **ib**: Not available, here set to `NA_real_`
-- **etrmax_with_without_ratio**: Not available, here set to `NA_real_`
+- **etrmax_without_with_ratio**: Not available, here set to `NA_real_`
 
 #### Details
 
@@ -626,7 +626,7 @@ $$ik\\_without\\_photoinhibition = \frac{etrmax\\_without\\_photoinhibition}{alp
 
 - **w**: Not available, here set to `NA_real_`
 - **ib**: Not available, here set to `NA_real_`
-- **etrmax_with_without_ratio**: Ratio of `etrmax_with_photoinhibition` to `etrmax_without_photoinhibition` and `ik_with_photoinhibition` to `ik_without_photoinhibition`. Calculated as:
+- **etrmax_without_with_ratio**: Ratio of `etrmax_without_photoinhibition` / `etrmax_with_photoinhibition`  and `ik_without_photoinhibition` / `ik_with_photoinhibition`. Calculated as:
 
 $${{etrmax\\_with\\_without\\_ratio}} = \frac{{etrmax\\_with\\_photoinhibition}}{{etrmax\\_without\\_photoinhibition}}$$
 
@@ -662,7 +662,7 @@ modified        |Eilers and Peeters |Platt    |Walsby          |Vollenweider
 |im_with_photoinhibition   |im     |im     |NA           |NA       |
 |w         |w     |NA     |NA           |NA       |
 |ib         |NA     |ib     |NA           |NA       |
-|etrmax_with_without_ratio   |NA     |NA     |NA           |pmax_popt_and_ik_iik_ratio |
+|etrmax_without_with_ratio   |NA     |NA     |NA           |pmax_popt_and_ik_iik_ratio |
 
 #### Publication-accurate naming and the respective modified naming with additional calculations not included in the original publication
 
@@ -684,7 +684,7 @@ modified        |Eilers and Peeters |Platt    |Walsby          |Vollenweider
 |im_with_photoinhibition   |im     |im     |im_with_photoinhibition     |im_with_photoinhibition |
 |w         |w     |NA     |NA           |NA       |
 |ib         |NA     |ib     |NA           |NA       |
-|etrmax_with_without_ratio   |NA     |etrmax_with_without_ratio  |etrmax_with_without_ratio |pmax_popt_and_ik_iik_ratio |
+|etrmax_without_with_ratio   |NA     |etrmax_without_with_ratio  |etrmax_without_with_ratio |pmax_popt_and_ik_iik_ratio |
 
 ### compare_regression_models_ETR_I() and compare_regression_models_ETR_II()
 
diff --git a/packages.txt b/packages.txt
index b1fcd06..d486f1c 100644
--- a/packages.txt
+++ b/packages.txt
@@ -5,4 +5,4 @@ minpack.lm
 ggthemes
 gridExtra
 cowplot
-Metrics
\ No newline at end of file
+Metrics
diff --git a/src/DESCRIPTION b/src/DESCRIPTION
index c0e70f5..b2ec71b 100644
--- a/src/DESCRIPTION
+++ b/src/DESCRIPTION
@@ -1,7 +1,11 @@
 Package: pam
 Type: Package
 Title: Fast and Efficient Processing of PAM Data
-Version: 2.0.2
+<<<<<<< HEAD
+Version: 2.0.3
+=======
+Version: 2.1.0
+>>>>>>> a691a6c (renamed etrmax_with_without_ratio to etrmax_without_with_ratio)
 Authors@R: c(
     person(
         "Julien",
@@ -26,7 +30,7 @@ LazyData: true
 Suggests: 
     testthat (>= 3.0.0)
 Config/testthat/edition: 3
-RoxygenNote: 7.3.2
+RoxygenNote: 7.3.3
 Imports: 
     rlang,
     data.table,
diff --git a/src/R/eilers_peeters.R b/src/R/eilers_peeters.R
index a5b374f..83e3310 100644
--- a/src/R/eilers_peeters.R
+++ b/src/R/eilers_peeters.R
@@ -291,7 +291,7 @@ eilers_peeters_generate_regression_internal <- function(
 #'   \item \code{im_with_photoinhibition}: The PAR at which the maximum electron transport rate is achieved with photoinhibition, transferred as \code{im}.
 #'   \item \code{w}: The sharpness of the peak, transferred as \code{w}.
 #'   \item \code{ib}: Not available, set to \code{NA_real_}.
-#'   \item \code{etrmax_with_without_ratio}: Not available, set to \code{NA_real_}.
+#'   \item \code{etrmax_without_with_ratio}: Not available, set to \code{NA_real_}.
 #' }
 #'
 #' @details
diff --git a/src/R/platt.R b/src/R/platt.R
index ed4cd3d..47c8c2a 100644
--- a/src/R/platt.R
+++ b/src/R/platt.R
@@ -299,7 +299,7 @@ platt_generate_regression_internal <- function(
 #'   \item \code{im_with_photoinhibition}: The PAR at which the maximum electron transport rate is achieved with photoinhibition, transferred as \code{im}.
 #'   \item \code{w}: Not available, set to \code{NA_real_}.
 #'   \item \code{ib}: Transferred unchanged as \code{ib}.
-#'   \item \code{etrmax_with_without_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}, and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
+#'   \item \code{etrmax_without_with_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}, and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
 #' }
 #'
 #' @details
@@ -334,7 +334,7 @@ platt_modified <- function(model_result) {
     im_with_photoinhibition = model_result[["im"]],
     w = NA_real_,
     ib = model_result[["ib"]],
-    etrmax_with_without_ratio = model_result[["ps"]] / model_result[["pm"]]
+    etrmax_without_with_ratio = model_result[["ps"]] / model_result[["pm"]]
   )
 
   return(result)
diff --git a/src/R/util.R b/src/R/util.R
index 891da5e..931a7b6 100644
--- a/src/R/util.R
+++ b/src/R/util.R
@@ -211,7 +211,7 @@ create_modified_model_result <- function(
     im_with_photoinhibition,
     w,
     ib,
-    etrmax_with_without_ratio) {
+    etrmax_without_with_ratio) {
   result <- list(
     etr_type = etr_type,
     etr_regression_data = etr_regression_data,
@@ -231,7 +231,7 @@ create_modified_model_result <- function(
     im_with_photoinhibition = im_with_photoinhibition,
     w = w,
     ib = ib,
-    etrmax_with_without_ratio = etrmax_with_without_ratio
+    etrmax_without_with_ratio = etrmax_without_with_ratio
   )
   validate_modified_model_result(result)
   return(result)
diff --git a/src/R/validation.R b/src/R/validation.R
index 609e543..d47d394 100644
--- a/src/R/validation.R
+++ b/src/R/validation.R
@@ -259,9 +259,9 @@ validate_modified_model_result <- function(model_result) {
         stop("ib is null or not a valid number")
       }
 
-      if (is.null(model_result[["etrmax_with_without_ratio"]]) ||
-        !is.numeric(model_result[["etrmax_with_without_ratio"]])) {
-        stop("etrmax_with_without_ratio is null or not a valid number")
+      if (is.null(model_result[["etrmax_without_with_ratio"]]) ||
+        !is.numeric(model_result[["etrmax_without_with_ratio"]])) {
+        stop("etrmax_without_with_ratio is null or not a valid number")
       }
     },
     error = function(e) {
diff --git a/src/R/vollenweider.R b/src/R/vollenweider.R
index e4a4149..4497b0f 100644
--- a/src/R/vollenweider.R
+++ b/src/R/vollenweider.R
@@ -301,7 +301,7 @@ vollenweider_generate_regression_internal <- function(
 #'   \item \code{im_with_photoinhibition}: The PAR at which the maximum electron transport rate is achieved by taking photoinhibition into account, determined using the regression data from the model.
 #'   \item \code{w}: Not available, here set to \code{NA_real_}.
 #'   \item \code{ib}: Transferred unchanged as \code{ib}.
-#'   \item \code{etrmax_with_without_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition} and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
+#'   \item \code{etrmax_without_with_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition} and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
 #' }
 #'
 #' @details
@@ -340,7 +340,7 @@ vollenweider_modified <- function(model_result) {
     im_with_photoinhibition = im_with_photoinhibition,
     w = NA_real_,
     ib = NA_real_,
-    etrmax_with_without_ratio = model_result[["pmax_popt_and_ik_iik_ratio"]]
+    etrmax_without_with_ratio = model_result[["pmax_popt_and_ik_iik_ratio"]]
   )
 
   return(result)
diff --git a/src/R/walsby.R b/src/R/walsby.R
index 4e6df6b..da8e33f 100644
--- a/src/R/walsby.R
+++ b/src/R/walsby.R
@@ -232,7 +232,7 @@ walsby_generate_regression_internal <- function(
 #'   \item \code{im_with_photoinhibition}: PAR at the maximum ETR with photoinhibition.
 #'   \item \code{w}: Not available, set to \code{NA_real_}.
 #'   \item \code{ib}: Not available, set to \code{NA_real_}.
-#'   \item \code{etrmax_with_without_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}.
+#'   \item \code{etrmax_without_with_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}.
 #' }
 #'
 #' @details
@@ -273,7 +273,7 @@ walsby_modified <- function(model_result) {
     im_with_photoinhibition = im_with_photoinhibition,
     w = NA_real_,
     ib = NA_real_,
-    etrmax_with_without_ratio = model_result[["etr_max"]] / etrmax_with_photoinhibition
+    etrmax_without_with_ratio = model_result[["etr_max"]] / etrmax_with_photoinhibition
   )
 
   return(result)
diff --git a/src/inst/CITATION b/src/inst/CITATION
index 27dcbec..bd9f208 100644
--- a/src/inst/CITATION
+++ b/src/inst/CITATION
@@ -2,8 +2,12 @@ citation <- bibentry(
   bibtype = "Manual",
   title = "pam: Fast and Efficient Processing of PAM Data",
   author = c(person("Julien", "Böhm"), person("Philipp", "Schrag")),
-  year = 2025,
-  note = "R package version 2.0.2",
+  year = 2026,
+<<<<<<< HEAD
+  note = "R package version 2.0.3",
+=======
+  note = "R package version 2.1.0",
+>>>>>>> a691a6c (renamed etrmax_with_without_ratio to etrmax_without_with_ratio)
   url = "https://CRAN.R-project.org/package=pam",
   doi = "10.32614/CRAN.package.pam"
 )
diff --git a/src/man/eilers_peeters_modified.Rd b/src/man/eilers_peeters_modified.Rd
index 5a0553f..8e18b1d 100644
--- a/src/man/eilers_peeters_modified.Rd
+++ b/src/man/eilers_peeters_modified.Rd
@@ -30,7 +30,7 @@ A modified model result as a list with the following elements:
   \item \code{im_with_photoinhibition}: The PAR at which the maximum electron transport rate is achieved with photoinhibition, transferred as \code{im}.
   \item \code{w}: The sharpness of the peak, transferred as \code{w}.
   \item \code{ib}: Not available, set to \code{NA_real_}.
-  \item \code{etrmax_with_without_ratio}: Not available, set to \code{NA_real_}.
+  \item \code{etrmax_without_with_ratio}: Not available, set to \code{NA_real_}.
 }
 }
 \description{
diff --git a/src/man/platt_modified.Rd b/src/man/platt_modified.Rd
index f2d79d7..9c14648 100644
--- a/src/man/platt_modified.Rd
+++ b/src/man/platt_modified.Rd
@@ -30,7 +30,7 @@ A modified model result as a list with the following elements:
   \item \code{im_with_photoinhibition}: The PAR at which the maximum electron transport rate is achieved with photoinhibition, transferred as \code{im}.
   \item \code{w}: Not available, set to \code{NA_real_}.
   \item \code{ib}: Transferred unchanged as \code{ib}.
-  \item \code{etrmax_with_without_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}, and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
+  \item \code{etrmax_without_with_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}, and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
 }
 }
 \description{
diff --git a/src/man/vollenweider_modified.Rd b/src/man/vollenweider_modified.Rd
index 24b10f1..2cfe5c4 100644
--- a/src/man/vollenweider_modified.Rd
+++ b/src/man/vollenweider_modified.Rd
@@ -30,7 +30,7 @@ A modified model result as a list containing the following elements:
   \item \code{im_with_photoinhibition}: The PAR at which the maximum electron transport rate is achieved by taking photoinhibition into account, determined using the regression data from the model.
   \item \code{w}: Not available, here set to \code{NA_real_}.
   \item \code{ib}: Transferred unchanged as \code{ib}.
-  \item \code{etrmax_with_without_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition} and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
+  \item \code{etrmax_without_with_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition} and \code{ik_with_photoinhibition} to \code{ik_without_photoinhibition}.
 }
 }
 \description{
diff --git a/src/man/walsby_modified.Rd b/src/man/walsby_modified.Rd
index 317cff2..56bb2d3 100644
--- a/src/man/walsby_modified.Rd
+++ b/src/man/walsby_modified.Rd
@@ -30,7 +30,7 @@ A list containing:
   \item \code{im_with_photoinhibition}: PAR at the maximum ETR with photoinhibition.
   \item \code{w}: Not available, set to \code{NA_real_}.
   \item \code{ib}: Not available, set to \code{NA_real_}.
-  \item \code{etrmax_with_without_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}.
+  \item \code{etrmax_without_with_ratio}: Ratio of \code{etrmax_with_photoinhibition} to \code{etrmax_without_photoinhibition}.
 }
 }
 \description{
diff --git a/src/tests/testthat/helper-os-detection.R b/src/tests/testthat/helper-os-detection.R
index 4dd8f18..d66c5c1 100644
--- a/src/tests/testthat/helper-os-detection.R
+++ b/src/tests/testthat/helper-os-detection.R
@@ -45,16 +45,7 @@ get_os_distro <- function() {
   return(tolower(sys_name))
 }
 
-is_supported_os <- function() {
-  os <- get_os_distro()
-  grepl("\\b(ubuntu|debian|windows)\\b", os, ignore.case = TRUE)
-}
-
-is_windows <- function() {
-  tolower(Sys.info()[["sysname"]]) == "windows"
-}
-
 is_debian_or_ubuntu <- function() {
   os <- get_os_distro()
-  grepl("\\b(debian|ubuntu)\\b", os, ignore.case = TRUE)
+  grepl("\\b(debian|ubuntu|fedora)\\b", os, ignore.case = TRUE)
 }
diff --git a/src/tests/testthat/test-eilers_peeters_etr_I.R b/src/tests/testthat/test-eilers_peeters_etr_I.R
index b3cf615..b8d0fe2 100644
--- a/src/tests/testthat/test-eilers_peeters_etr_I.R
+++ b/src/tests/testthat/test-eilers_peeters_etr_I.R
@@ -63,7 +63,7 @@ test_that("test-eilers_peeters_etr_I generate regression modified 20240925.csv -
   expect_equal(model_result[["im_with_photoinhibition"]], 1399.769662)
   expect_equal(model_result[["w"]], 1.18036237)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], NA_real_)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], NA_real_)
 })
 
 test_that("test-eilers_peeters_etr_I generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-eilers_peeters_etr_II.R b/src/tests/testthat/test-eilers_peeters_etr_II.R
index 3d722db..0dc92b6 100644
--- a/src/tests/testthat/test-eilers_peeters_etr_II.R
+++ b/src/tests/testthat/test-eilers_peeters_etr_II.R
@@ -44,7 +44,7 @@ test_that("test-eilers_peeters_etr_II modified 20240925.csv - linux", {
   expect_equal(model_result[["im_with_photoinhibition"]], 731.801311)
   expect_equal(model_result[["w"]], 0.69061233)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], NA_real_)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], NA_real_)
 })
 
 test_that("test-eilers_peeters_etr_II modified 20240925.csv", {
diff --git a/src/tests/testthat/test-eilers_peeters_junior_pam_etr_II.R b/src/tests/testthat/test-eilers_peeters_junior_pam_etr_II.R
index eb9d39c..f5143e8 100644
--- a/src/tests/testthat/test-eilers_peeters_junior_pam_etr_II.R
+++ b/src/tests/testthat/test-eilers_peeters_junior_pam_etr_II.R
@@ -44,7 +44,7 @@ test_that("test-eilers_peeters_etr_II modified junior_pam_20250613.csv.csv - lin
   expect_equal(model_result[["im_with_photoinhibition"]], 1320.307821)
   expect_equal(model_result[["w"]], 5.7674788)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], NA_real_)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], NA_real_)
 })
 
 test_that("test-eilers_peeters_etr_II modified junior_pam_20250613.csv.csv", {
diff --git a/src/tests/testthat/test-platt_etr_I.R b/src/tests/testthat/test-platt_etr_I.R
index 75cf0da..dded5b9 100644
--- a/src/tests/testthat/test-platt_etr_I.R
+++ b/src/tests/testthat/test-platt_etr_I.R
@@ -45,7 +45,7 @@ test_that("test-platt_etr_I generate regression modified 20240925.csv - linux",
   expect_equal(model_result[["im_with_photoinhibition"]], 1365.39202)
   expect_equal(model_result[["w"]], NA_real_)
   expect_equal(model_result[["ib"]], 4302.0636)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], 1.59380602)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], 1.59380602)
 })
 
 test_that("test-platt_etr_I generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-platt_etr_II.R b/src/tests/testthat/test-platt_etr_II.R
index 88401b6..f5d7c93 100644
--- a/src/tests/testthat/test-platt_etr_II.R
+++ b/src/tests/testthat/test-platt_etr_II.R
@@ -64,7 +64,7 @@ test_that("test-platt_etr_II generate regression modified 20240925.csv - linux",
   expect_equal(model_result[["im_with_photoinhibition"]], 769.889813)
   expect_equal(model_result[["w"]], NA_real_)
   expect_equal(model_result[["ib"]], 2149.3914)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], 1.7166423)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], 1.7166423)
 })
 
 test_that("test-platt_etr_II generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-universal_data_etr_I.R b/src/tests/testthat/test-universal_data_etr_I.R
index 8205632..e1ac1e3 100644
--- a/src/tests/testthat/test-universal_data_etr_I.R
+++ b/src/tests/testthat/test-universal_data_etr_I.R
@@ -23,7 +23,7 @@ test_that("test-universal_data_etr_I - linux", {
   expect_equal(eilers_peeters[["im_with_photoinhibition"]], 1399.769662)
   expect_equal(eilers_peeters[["w"]], 1.18036237)
   expect_equal(eilers_peeters[["ib"]], NA_real_)
-  expect_equal(eilers_peeters[["etrmax_with_without_ratio"]], NA_real_)
+  expect_equal(eilers_peeters[["etrmax_without_with_ratio"]], NA_real_)
 
   expect_equal(platt[["residual_sum_of_squares"]], 55.4812913)
   expect_equal(platt[["a"]], 242.02858)
@@ -39,7 +39,7 @@ test_that("test-universal_data_etr_I - linux", {
   expect_equal(platt[["im_with_photoinhibition"]], 1365.39202)
   expect_equal(platt[["w"]], NA_real_)
   expect_equal(platt[["ib"]], 4302.0636)
-  expect_equal(platt[["etrmax_with_without_ratio"]], 1.59380602)
+  expect_equal(platt[["etrmax_without_with_ratio"]], 1.59380602)
 
   expect_equal(walsby[["residual_sum_of_squares"]], 55.5823146)
   expect_equal(walsby[["a"]], 221.237842)
@@ -55,7 +55,7 @@ test_that("test-universal_data_etr_I - linux", {
   expect_equal(walsby[["im_with_photoinhibition"]], 1358.0)
   expect_equal(walsby[["w"]], NA_real_)
   expect_equal(walsby[["ib"]], NA_real_)
-  expect_equal(walsby[["etrmax_with_without_ratio"]], 1.456840082)
+  expect_equal(walsby[["etrmax_without_with_ratio"]], 1.456840082)
 
   expect_equal(vollenweider[["residual_sum_of_squares"]], 57.4443325)
   expect_equal(vollenweider[["a"]], 165.4671070)
@@ -71,7 +71,7 @@ test_that("test-universal_data_etr_I - linux", {
   expect_equal(vollenweider[["im_with_photoinhibition"]], 1420)
   expect_equal(vollenweider[["w"]], NA_real_)
   expect_equal(vollenweider[["ib"]], NA_real_)
-  expect_equal(vollenweider[["etrmax_with_without_ratio"]], 1.08078520)
+  expect_equal(vollenweider[["etrmax_without_with_ratio"]], 1.08078520)
 })
 
 test_that("test-universal_data_etr_I", {
diff --git a/src/tests/testthat/test-vollenweider_etr_I.R b/src/tests/testthat/test-vollenweider_etr_I.R
index ae57533..0c7bda5 100644
--- a/src/tests/testthat/test-vollenweider_etr_I.R
+++ b/src/tests/testthat/test-vollenweider_etr_I.R
@@ -64,7 +64,7 @@ test_that("test-vollenweider_etr_I generate regression modified 20240925.csv - l
   expect_equal(model_result[["im_with_photoinhibition"]], 1420)
   expect_equal(model_result[["w"]], NA_real_)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], 1.08078520)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], 1.08078520)
 })
 
 test_that("test-vollenweider_etr_I generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-vollenweider_etr_II.R b/src/tests/testthat/test-vollenweider_etr_II.R
index f3836a4..ad71827 100644
--- a/src/tests/testthat/test-vollenweider_etr_II.R
+++ b/src/tests/testthat/test-vollenweider_etr_II.R
@@ -64,7 +64,7 @@ test_that("test-vollenweider_etr_II generate regression modified 20240925.csv -
   expect_equal(model_result[["im_with_photoinhibition"]], 767.0)
   expect_equal(model_result[["w"]], NA_real_)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], 1.194065095)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], 1.194065095)
 })
 
 test_that("test-vollenweider_etr_II generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-walsby_etr_I.R b/src/tests/testthat/test-walsby_etr_I.R
index 15852b5..6da7dad 100644
--- a/src/tests/testthat/test-walsby_etr_I.R
+++ b/src/tests/testthat/test-walsby_etr_I.R
@@ -59,7 +59,7 @@ test_that("test-walsby_etr_I generate regression modified 20240925.csv - linux",
   expect_equal(model_result[["im_with_photoinhibition"]], 1358.0)
   expect_equal(model_result[["w"]], NA_real_)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], 1.456840082)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], 1.456840082)
 })
 
 test_that("test-walsby_etr_I generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-walsby_etr_II.R b/src/tests/testthat/test-walsby_etr_II.R
index 067549c..55d94c5 100644
--- a/src/tests/testthat/test-walsby_etr_II.R
+++ b/src/tests/testthat/test-walsby_etr_II.R
@@ -59,7 +59,7 @@ test_that("test-walsby_etr_II generate regression modified 20240925.csv - linux"
   expect_equal(model_result[["im_with_photoinhibition"]], 781.0)
   expect_equal(model_result[["w"]], NA_real_)
   expect_equal(model_result[["ib"]], NA_real_)
-  expect_equal(model_result[["etrmax_with_without_ratio"]], 1.44981217)
+  expect_equal(model_result[["etrmax_without_with_ratio"]], 1.44981217)
 })
 
 test_that("test-walsby_etr_II generate regression modified 20240925.csv", {
diff --git a/src/tests/testthat/test-write_model_result_csv.R b/src/tests/testthat/test-write_model_result_csv.R
index ba54203..a968478 100644
--- a/src/tests/testthat/test-write_model_result_csv.R
+++ b/src/tests/testthat/test-write_model_result_csv.R
@@ -36,7 +36,7 @@ test_that("test-write_model_result_csv - walsby_modified - 20240925.csv", {
   expect_equal(model_result_csv$im_with_photoinhibition, model_result$im_with_photoinhibition)
   expect_equal(model_result_csv$w, model_result$w)
   expect_equal(model_result_csv$ib, model_result$ib)
-  expect_equal(model_result_csv$etrmax_with_without_ratio, model_result$etrmax_with_without_ratio)
+  expect_equal(model_result_csv$etrmax_without_with_ratio, model_result$etrmax_without_with_ratio)
 
   raw_data_csv <- read.csv(
     file = raw_data_csv_path,
@@ -88,7 +88,7 @@ test_that("test-write_model_result_csv - walsby - 20240925.csv", {
   expect_equal(model_result_csv$im_with_photoinhibition, model_result$im_with_photoinhibition)
   expect_equal(model_result_csv$w, model_result$w)
   expect_equal(model_result_csv$ib, model_result$ib)
-  expect_equal(model_result_csv$etrmax_with_without_ratio, model_result$etrmax_with_without_ratio)
+  expect_equal(model_result_csv$etrmax_without_with_ratio, model_result$etrmax_without_with_ratio)
 
   raw_data_csv <- read.csv(
     file = raw_data_csv_path,
diff --git a/test-eilers_peeters_etr_II_modified_control_plot_20240925.jpg b/test-eilers_peeters_etr_II_modified_control_plot_20240925.jpg
index 158d940..d138413 100644
Binary files a/test-eilers_peeters_etr_II_modified_control_plot_20240925.jpg and b/test-eilers_peeters_etr_II_modified_control_plot_20240925.jpg differ
diff --git a/test_combo_plot_control_etr_II.jpg b/test_combo_plot_control_etr_II.jpg
index af880d9..27258ad 100644
Binary files a/test_combo_plot_control_etr_II.jpg and b/test_combo_plot_control_etr_II.jpg differ