diff --git a/ML/0-data_prep.R b/ML/0-data_prep.R
index ad4a7d2..334a8e3 100644
--- a/ML/0-data_prep.R
+++ b/ML/0-data_prep.R
@@ -105,7 +105,9 @@ ds_final <- ds1 %>%
       ,TRUE ~ "Normal TSH"
     )
   ) %>%
+  dplyr$filter(ft4_dia != "Normal TSH") %>%
   dplyr$rename(!!!test_list_names) %>%
+  dplyr$select(-FT4) %>%
   dplyr$relocate(gender, anchor_age)
 
 # save data ---------------------------------------------------------------