Update rCSI-indicator.sps

Indicators/Reduced-coping-strategy-index/rCSI-indicator.sps

@@ -1,16 +1,122 @@
 * Encoding: UTF-8.
-***Reduced Coping Strategy Index***
-***define variables 
-
-Variable labels
-rCSILessQlty        �Rely on less preferred and less expensive food in the past 7 days�
-rCSIBorrow          �Borrow food or rely on help from a relative or friend in the past 7 days�
-rCSIMealNb         �Reduce number of meals eaten in a day in the past 7 days�
-rCSIMealSize       �Limit portion size of meals at meal times in the past 7 days�
-rCSIMealAdult     �Restrict consumption by adults in order for small children to eat in the past 7 days�.
-
-Compute rCSI = sum(rCSILessQlty*1,rCSIBorrow*2,rCSIMealNb*1,rCSIMealSize*1,rCSIMealAdult*3).
-Variable labels rCSI 'Reduced coping strategies index (rCSI)'.
+*** ----------------------------------------------------------------------------------------------------
+
+***	                        WFP Standardized Scripts
+***                                     reduced Coping Strategies Index (rCSI)
+
+
+*** Last Update: Oct 2025
+*** Purpose: This script calculates the reduced Coping Strategies Index
+
+***   Data Quality Guidance References:
+***   - Recommended high frequency checks: Page 31
+***   - Recommended cleaning steps: Page 38
+
+*** ----------------------------------------------------------------------------------------------------
+
+*** Define group labels-  these should match Survey Designer naming conventions
+
+VARIABLE LABELS
+rCSILessQlty           "Rely on less preferred and less expensive food in the past 7 days"
+rCSIBorrow              "Borrow food or rely on help from a relative or friend in the past 7 days"
+rCSIMealNb             "Reduce number of meals eaten in a day in the past 7 days"
+rCSIMealSize           "Limit portion size of meals at meal times in the past 7 days"
+rCSIMealAdult          "Restrict consumption by adults in order for small children to eat in the past 7 days".
+
+*** Check individual strategies
+
+FREQUENCIES VARIABLES=rCSILessQlty rCSIBorrow rCSIMealNb rCSIMealSize rCSIMealAdult
+  /FORMAT=NOTABLE
+  /STATISTICS=MINIMUM MAXIMUM MEAN.
+
+*** Harmonize Data Quality Guidance measures
+*** Clean impossible values 
+
+RECODE rCSILessQlty rCSIBorrow rCSIMealNb rCSIMealSize rCSIMealAdult (LOWEST THRU -1 = SYSMIS).
+RECODE rCSILessQlty rCSIBorrow rCSIMealNb rCSIMealSize rCSIMealAdult (8 THRU HIGHEST = SYSMIS).
+EXECUTE.
+
+*** Calculate rCSI (use + instead of SUM to automatically drop missing values from the final rCSI)
+
+COMPUTE rCSI = (rCSILessQlty*1) + (rCSIBorrow*2) + (rCSIMealNb*1) + (rCSIMealSize*1) + (rCSIMealAdult*3).
+VARIABLE LABELS rCSI 'Reduced coping strategies index (rCSI)'.
+EXECUTE.
+
+*** Harmonize Data Quality Guidance measures
+*** Check that rCSI is between 0-56
+
+DESCRIPTIVES VARIABLES=rCSI
+  /STATISTICS=MEAN STDDEV MIN MAX.
+
+*** Clean any impossible FCS values
+
+RECODE rCSI (LOWEST THRU -1 = SYSMIS).
+RECODE rCSI (56 THRU HIGHEST = SYSMIS).
 EXECUTE.
 
+*** Flagging potential Data Quality issues. If any cases reflected here, refer to the Data Quality Guidance note page 31. This can be found on the VAM Ressource Centre, 
+*** Note that having a low rCSI is likely not a data quality issue if the area surveyed is relatively food secure
+*** Note that having a high rCSI can be real if the area surveyed is very food insecure
+
+COMPUTE rCSI_flag_low = 0.    
+IF (rCSI LE 3) rCSI_flag_low = 1.
+VARIABLE LABELS rCSI_flag_low "rCSI has low values that could be a Data Quality issue unless the population surveyed is generally food secure. Flag to team leader if poor or boderline FCS".
+VALUE LABELS rCSI_flag_low
+    0 "No"
+    1 "Yes".
+
+COMPUTE rCSI_flag_high = 0.    
+IF (rCSI GE 42) rCSI_flag_high = 1.
+VARIABLE LABELS rCSI_flag_high "rCSI has high values that could be a Data Quality issue unless the population surveyed is generally food insecure. Flag to team leader if acceptable FCS, low levels of livelihood coping etc".
+VALUE LABELS rCSI_flag_high
+    0 "No"
+    1 "Yes".
+
+*** Check flagged cases
+*** If it is found that flags might be data quality issues (i.e. high number of flag_low in very food insecure areas or flag_high in seeminly food secure areas), 
+it is recommended to do a crosstab to see the frequency by enumerator to understand if flags are coming from the same few enumerators    
+
+FREQUENCIES VARIABLES=rCSI_flag_low rCSI_flag_high
+  /ORDER=ANALYSIS.
+
+*** Check distribution of final categories
+
+FREQUENCIES VARIABLES=rCSI
+  /FORMAT=NOTABLE
+  /STATISTICS=MINIMUM MAXIMUM MEAN.
+
+*** Optional: Compute the same variable to be used directly for IPC analysis (referring to IPC phases)
+
+RECODE rCSI (LOWEST THRU 3 = 1) (4 THRU 18 = 2) (19 THRU HIGHEST = 3) INTO rCSI_IPC.
+VARIABLE LABELS rCSI_IPC "Official IPC Classification for rCSI".
+VALUE LABELS rCSI_IPC
+    1 "rCSI [0-3] - IPC Phase 1"
+    2 "rCSI [4-18] - IPC Phase 2"
+    3 "rCSI [>=19] - IPC Phase 3-5".
+EXECUTE.
+
+*** Check distribution of final categories
+
+FREQUENCIES VARIABLES=rCSI_IPC
+  /ORDER=ANALYSIS.
+
+*** Optional: Compute the same variable to be used directly for IPC analysis (referring to IPC phases) - indicating high values (potential Phase 4)
+
+RECODE rCSI (LOWEST THRU 3 = 1) (4 THRU 18 = 2) (19 THRU 42 = 3) (43 THRU HIGHEST = 4) INTO rCSI_IPC_HighValues.
+VARIABLE LABELS rCSI_IPC_HighValues "Informal IPC Classification indicating high values (potential Phase 4)".
+VALUE LABELS rCSI_IPC_HighValues
+    1 "rCSI [0-3] - IPC Phase 1"
+    2 "rCSI [4-18] - IPC Phase 2"
+    3 "rCSI [19-42]  - IPC Phase 3"
+    4 "rCSI [>42] - IPC Phase 4".
+EXECUTE.
+
+*** Check distribution of final categories
+
+FREQUENCIES VARIABLES=rCSI_IPC_HighValues
+  /ORDER=ANALYSIS.
+
+*** ----------------------------------------------------------------------------------------------------
+*** END OF SCRIPT
+*** ----------------------------------------------------------------------------------------------------