Study | PWE with NCC (n) | PWE without NCC (n) | PWOE with NCC (n) | PWOE without NCC (n) | Odds ratio | 95% confidence interval | z-Statistic | P value |
---|---|---|---|---|---|---|---|---|
De Oliveira Taveira et al. (2015) [17] | 37 | 82 | 12 | 94 | 3.54 | 1.73–7.23 | 3.46 | 0.0005 |
Hunter et al. (2015) [32] | 6 | 170 | 0 | 174 | 13.31 | 0.74–238.02 | 1.76 | 0.0786 |
Mwape et al. (2015) [40] | 20 | 29 | 7 | 33 | 3.25 | 1.20–8.79 | 2.323 | 0.0202 |
Cherian et al. (2014) [58] | 12 | 68 | 7 | 61 | 1.54 | 0.57–4.16 | 0.848 | 0.3962 |
Moyano et al. (2014) [35] | 109 | 173 | 26 | 85 | 2.06 | 1.25–3.40 | 2.830 | 0.0046 |
Singh et al. (2012) [59] | 27 | 79 | 13 | 93 | 2.45 | 1.18–5.06 | 2.412 | 0.0159 |
Winkler et al. (2009) [60] | 38 | 174 | 10 | 188 | 4.11 | 1.99–8.49 | 3.811 | 0.0001 |
Prasad et al. (2008) [41] | 29 | 31 | 31 | 76 | 2.29 | 1.19–4.42 | 2.479 | 0.0132 |
Del Brutto et al. (2005) [61] | 5 | 14 | 1 | 18 | 6.43 | 0.67–61.47 | 1.615 | 0.1062 |
Montano et al. (2005) [33] | 15 | 24 | 26 | 85 | 2.04 | 0.94–4.46 | 1.794 | 0.0727 |
Cruz et al. (1999) [34] | 14 | 12 | 17 | 101 | 6.93 | 2.74–17.51 | 4.095 | <0.0001 |
Garcia-Noval et al. (1996) [38] | 36 | 40 | 12 | 39 | 2.93 | 1.33–6.43 | 2.669 | 0.0076 |