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Table 2 Overall and subgroup estimates and their standard errors of HIV prevalence for (a) complete case analysis and (b) multiple imputation

From: Multiple imputation for non-response when estimating HIV prevalence using survey data

Variable (a) Complete case analysis (b) Multiple imputations
Estimate S. E. 95 % CI Estimate S. E. 95 % CI
Overall 0.157 0.0032 (0.147, 0.160) 0.157 0.0039 (0.150, 0.164)
Gender       
  Male 0.128 0.0045 (0.118, 0.137) 0.131 0.0042 (0.123, 0.139)
  Female 0.177 0.0045 (0.166, 0.187) 0.178 0.0045 (0.169, 0.188)
Age Group
  15 - 19 0.040 0.0036 (0.032, 0.047) 0.041 0.0032 (0.035, 0.048)
  20 – 24 0.079 0.0053 (0.068, 0.089) 0.085 0.0053 (0.076, 0.095)
  25 – 29 0.158 0.0078 (0.142, 0.173) 0.160 0.0073 (0.146, 0.174)
  30 – 34 0.232 0.0100 (0.213, 0.252) 0.233 0.0100 (0.214, 0.252)
  35 – 39 0.269 0.0120 (0.245, 0.292) 0.272 0.0129 (0.251, 0.294)
  40 – 44 0.255 0.0139 (0.228, 0.283) 0.249 0.0125 (0.227, 0.272)
  45 – 49 0.258 0.0153 (0.227, 0.288) 0.265 0.0151 (0.263, 0.294)
  50 - 54 0.187 0.0224 (0.143, 0.231) 0.191 0.0201 (0.154, 0.229)
Marital Status
  Single 0.056 0.0034 (0.049, 0.063) 0.083 0.0031 (0.076, 0.091)
  Married 0.167 0.0044 (0.159, 0.177) 0.169 0.0039 (0.159, 0.179)
  Divorced 0.288 0.0162 (0.256, 0.319) 0.276 0.0120 (0.259, 0.323)
  Widowed 0.544 0.0221 (0.500, 0.587) 0.551 0.0203 (0.510, 0.587)
Wealth Index
  Poorest 0.151 0.0073 (0.143, 0.172) 0.159 0.0062 (0.142, 0.176)
  Poorer 0.158 0.0072 (0.132, 0.161) 0.148 0.0052 (0.134, 0.162)
  Middle 0.146 0.0076 (0.149, 0.179) 0.138 0.0074 (0.150, 0.187)
  Richer 0.163 0.0069 (0.146, 0.174) 0.170 0.0058 (0.155, 0.184)
  Richest 0.142 0.0066 (0.126, 0.152) 0.142 0.0065 (0.129, 0.154)
Literacy
  Non-lit 0.139 0.0124 (0.115, 0.162) 0.149 0.0158 (0.122, 0.176)
  Partially 0.198 0.0137 (0.172, 0.223) 0.194 0.0123 (0.171, 0.217)
  Literate 0.151 0.0030 (0.144, 0.157) 0.155 0.0041 (0.147, 0.162)
Employment
  Yes 0.135 0.0041 (0.128, 0.143) 0.139 0.0041 (0.130, 0.147)
  No 0.173 0.0050 (0.163, 0.183) 0.177 0.0049 (0.166, 0.187)
Place of Res
  Rural 0.147 0.0038 (0.139, 0.154) 0.148 0.0035 (0.138, 0.157)
  Urban 0.168 0.0059 (0.157, 0.180) 0.172 0.0054 (0.160, 0.184)