add vasoactive agent changes to postgres scripts

mimic-iv/concepts/postgres/medication/dobutamine.sql

@@ -3,6 +3,7 @@ DROP TABLE IF EXISTS dobutamine; CREATE TABLE dobutamine AS
 -- This query extracts dose+durations of dopamine administration
 select
 stay_id, linkorderid
+-- all rows in mcg/kg/min
 , rate as vaso_rate
 , amount as vaso_amount
 , starttime

mimic-iv/concepts/postgres/medication/dopamine.sql

@@ -3,6 +3,7 @@ DROP TABLE IF EXISTS dopamine; CREATE TABLE dopamine AS
 -- This query extracts dose+durations of dopamine administration
 select
 stay_id, linkorderid
+-- all rows in mcg/kg/min
 , rate as vaso_rate
 , amount as vaso_amount
 , starttime

mimic-iv/concepts/postgres/medication/epinephrine.sql

@@ -3,6 +3,7 @@ DROP TABLE IF EXISTS epinephrine; CREATE TABLE epinephrine AS
 -- This query extracts dose+durations of epinephrine administration
 select
 stay_id, linkorderid
+-- all rows in mcg/kg/min
 , rate as vaso_rate
 , amount as vaso_amount
 , starttime

mimic-iv/concepts/postgres/medication/norepinephrine.sql

@@ -3,6 +3,12 @@ DROP TABLE IF EXISTS norepinephrine; CREATE TABLE norepinephrine AS
 -- This query extracts dose+durations of norepinephrine administration
 select
   stay_id, linkorderid
+  -- two rows in mg/kg/min... rest in mcg/kg/min
+  -- the rows in mg/kg/min are documented incorrectly
+  , CASE WHEN rateuom = 'mg/kg/min' AND patientweight = 1 THEN rate
+  -- below row is written for completion, but doesn't impact rows
+  WHEN rateuom = 'mg/kg/min' THEN rate * 1000.0
+  ELSE rate END AS vaso_rate
   , rate as vaso_rate
   , amount as vaso_amount
   , starttime

mimic-iv/concepts/postgres/medication/phenylephrine.sql

@@ -3,7 +3,9 @@ DROP TABLE IF EXISTS phenylephrine; CREATE TABLE phenylephrine AS
 -- This query extracts dose+durations of phenylephrine administration
 select
   stay_id, linkorderid
-  , rate as vaso_rate
+  -- one row in mcg/min, the rest in mcg/kg/min
+  , CASE WHEN rateuom = 'mcg/min' THEN rate / patientweight
+  ELSE rate END as vaso_rate
   , amount as vaso_amount
   , starttime
   , endtime

mimic-iv/concepts/postgres/medication/vasopressin.sql

@@ -3,7 +3,10 @@ DROP TABLE IF EXISTS vasopressin; CREATE TABLE vasopressin AS
 -- This query extracts dose+durations of vasopressin administration
 select
   stay_id, linkorderid
-  , rate as vaso_rate
+  -- three rows in units/min, rest in units/hour
+  -- the three rows in units/min look reasonable and fit with the patient course
+  , CASE WHEN rateuom = 'units/min' THEN rate * 60.0
+    ELSE rate END AS vaso_rate
   , amount as vaso_amount
   , starttime
   , endtime