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. 2020 Apr 3;20:436. doi: 10.1186/s12889-020-08596-7

Table 1.

Summary statistics 2008–2014

Variables Definition 2008
n = 6801
2010
n = 7831
2012 n = 7818 2014
n = 6323
All years n = 10,925
Outcome Variable
 CES-D Centre for Epidemiological Depression Scale ranging from 0 to 30; higher values indicate better mental health 18.99 (4.39) 20.07 (4.00) 20.12 (4.28) 20.36 (4.04) 19.90 (4.21)
Main Explanatory Variable
 Household CSG 1 if individual lives in a CSG- receiving household, 0 otherwise 0.65 0.76 0.80 0.83 0.76
Instrumental variable
 Household with CSG eligible child 1 if a child eligible for the CSG lives in the household, 0 otherwise (including no children) 0.83 0.87 0.90 0.89 0.87
Covariates
 Male 0 if female, 1 if male 0.32 0.34 0.32 0.29 0.32
 Age The age of the individual in years 37.58 (17.64) 37.86 (18.18) 38.61 (18.00) 40.96 (17.69) 38.68 (17.94)
 Age under 19 1 if the individual is < 19 years of age, 0 otherwise 0.17 0.16 0.13 0.05 0.13
 Econ. decision maker 1 if the individual is the economic decision maker of the household, 0 otherwise 0.39 0.39 0.41 0.46 0.41
 Size of the household The number of household members 5.91 (3.17) 6.62 (3.82) 6.60 (3.79) 6.55 (3.53) 6.43 (3.61)
 Death in household 1 if a household member has died in the past 2 years, 0 otherwise 0.18 0.16 0.14 0.12 0.15
 Household OAG 1 if individual lives in an Old Age Pension -receiving household, 0 otherwise 0.32 0.41 0.39 0.41 0.38
 Household DG 1 if individual lives in a DG-receiving household, 0 otherwise 0.15 0.10 0.11 0.12 0.12
 Household FCG 1 if individual lives in a FCG-receiving household, 0 otherwise 0.04 0.05 0.06 0.06 0.05
 Household CDG 1 if individual lives in a CDG-receiving household, 0 otherwise 0.01 0.01 0.02 0.02 0.01
 Neighbourhood Theft 0 “never happens in neighbourhood”, 1 “very rare in neighbourhood”, 2 “not common in neighbourhood”, 3 “fairly common in neighbourhood”, 4 “very common in neighbourhood” 1.88 (1.49) 1.84 (1.38) 2.26 (1.43) 2.21 (1.48) 2.05 (1.45)
Region The baseline is “Rural formal”
 Tribal Authority Area 1 if the individual lives in a tribal authority area, 0 otherwise 0.53 0.54 0.56 0.55 0.54
 Urban Formal 1 if the individual lives in an urban formal area, 0 otherwise 0.31 0.30 0.29 0.29 0.30
 Urban Informal (Townships) 1 if the individual lives in an urban informal area, 0 otherwise 0.07 0.07 0.07 0.07 0.07
Province The baseline is “Limpopo”
 Western Cape 1 if the individual lives in Western Cape, 0 otherwise 0.08 0.07 0.08 0.07 0.07
 Eastern Cape 1 if the individual lives in Eastern Cape, 0 otherwise 0.14 0.14 0.14 0.14 0.14
 Northern Cape 1 if the individual lives in Northern Cape, 0 otherwise 0.08 0.07 0.06 0.06 0.07
 Free State 1 if the individual lives in Free State, 0 otherwise 0.06 0.05 0.05 0.05 0.06
 KwaZulu-West 1 if the individual lives in KwaZulu-West, 0 otherwise 0.33 0.34 0.35 0.38 0.35
 North West 1 if the individual lives in North West, 0 otherwise 0.08 0.08 0.07 0.06 0.07
 Gauteng 1 if the individual lives in Gauteng, 0 otherwise 0.06 0.06 0.07 0.07 0.06
 Mpumalanga 1 if the individual lives in Mpumalanga, 0 otherwise 0.07 0.07 0.07 0.07 0.07

Note: Descriptive statistics are on the sample of the estimated models. n indicates the number of individuals. Variable means (standard deviations when applicable)