Use 4 instead of 5 ethnicity categories

Stata code from correspondence with Daria Popova

Author: igelstorm

input/InitialPopulations/compile/02_create_UKHLS_variables.do

@@ -475,16 +475,13 @@ ethn_dv	-- Ethnic group (derived from multiple sources)
 	17 arab	
 	97 any other ethnic group  	  
 */		
-*Note: Missing ethnic group is combined with "Other" 	
-cap gen dot = . 
-replace dot = 1 if ethn_dv>=1 & ethn_dv <=4 //white//
-replace dot = 2 if ethn_dv>=5 & ethn_dv<=8 //mixed //
-replace dot = 3 if ethn_dv>=9 & ethn_dv<=13 //asian//
-replace dot = 4 if ethn_dv>=14 & ethn_dv<=16 //black//
-replace dot = 5 if ethn_dv==17 | ethn_dv==97 //other, arab//  
-replace dot = 5 if ethn_dv==-9 //missing// 
+cap gen dot = .
+replace dot = 1 if ethn_dv>=1 & ethn_dv <=7  //white and mixed with white//
+replace dot = 2 if ethn_dv>=9 & ethn_dv<=13 //asian//
+replace dot = 3 if ethn_dv>=14 & ethn_dv<=16 //black//
+replace dot = 4 if ethn_dv==17 | ethn_dv==97 | ethn_dv==-9 | ethn_dv==8 //arab, mixed non-white, other and missing
 lab var dot "DEMOGRAPHIC: Ethnicity"
-cap label define dot -9 "missing" 1 "White" 2 "Mixed or Multiple ethnic groups" 3 "Asian or Asian British" 4 "Black, Black British, Caribbean, or African" 5 "Other or missing ethnic group"
+cap label define dot 1 "White" 2 "Asian or Asian British" 3 "Black, Black British, Caribbean, or African" 4 "Other or missing ethnic group"
 label values dot dot 
 //fre dot 
 

src/main/java/simpaths/model/Person.java

@@ -2379,7 +2379,6 @@ public enum DoublesVariables {
         EquivalisedConsumptionYearly,
         EquivalisedIncomeYearly, 							//Equivalised income for use with the security index
         EthnicityWhite,
-        EthnicityMixed,
         EthnicityAsian,
         EthnicityBlack,
         EthnicityOther,
@@ -3072,9 +3071,6 @@ public double getDoubleValue(Enum<?> variableID) {
             case EthnicityWhite -> {
                 return dot.equals(Ethnicity.White) ? 1. : 0.;
             }
-            case EthnicityMixed -> {
-                return dot.equals(Ethnicity.Mixed) ? 1. : 0.;
-            }
             case EthnicityAsian -> {
                 return dot.equals(Ethnicity.Asian) ? 1. : 0.;
             }

src/main/java/simpaths/model/enums/Ethnicity.java

@@ -2,7 +2,6 @@
 
 public enum Ethnicity {
 	White, // "White"
-	Mixed, // "Mixed or Multiple ethnic groups"
 	Asian, // "Asian or Asian British"
 	Black, // "Black, Black British, Caribbean, or African"
 	Other, // "Other or missing ethnic group"