Table 5 Missing data methods used in the analysis
CHARACTERISTICS | n | % |
|---|---|---|
Major methods used for analysis | ||
 Complete case analysis | 24 | 100 |
 Single imputation | 2 | 8 |
 Multiple Imputation | 11 | 46 |
 Instrumental variables | 2 | 8 |
 Heckman’s selection model | 9 | 38 |
 Other methods | 13 | 54 |
Other methods used | ||
 Age standardization | 2 | 8 |
 Upper bounds and lower bounds | 1 | 4 |
 Copulae models | 2 | 8 |
 Logistic prediction models | 1 | 4 |
 Refusal rate adjustment | 1 | 4 |
 Mobility rate adjustment | 1 | 4 |
 Random effect bias model | 1 | 4 |
 HIV self-report imputation | 1 | 4 |
 Prevalence ratio inflation factor | 1 | 4 |
 HIV risk ratio adjustment | 1 | 4 |
 Network imputation using recruitment chain | 1 | 4 |
 Conditional probability equations | 1 | 4 |
Maximum number of methods used per study | ||
 2 | 14 | 58 |
 3 | 8 | 34 |
 4 | 2 | 8 |