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Table 4 Odds ratios of associations between polyvictimisation and mental health, by gender, adjusted for age and city of residence

From: Intersections between polyvictimisation and mental health among adolescents in five urban disadvantaged settings: the role of gender

Independent variables Poor or fair health status Posttraumatic stress
Male (n = 1208) Female (n = 1099) Male (n = 1121) Female (n = 1069)
Number of types of victimisation aOR (95%CI) P aOR (95%CI) P aOR (95%CI) P aOR (95%CI) P
 0 (Ref) 1.00   1.00   1.00   1.00  
 1 7.90 (1.43, 43.56) 0.019 1.35 (0.65, 2.82) 0.415 1.33 (0.73, 2.42) 0.341 1.41 (0.78, 2.54) 0.248
 2 or more (PV) 11.43 (2.45,53.21) 0.003 2.58 (1.62, 4.12) <0.001 1.79 (0.83, 3.88) 0.134 4.53 (2.44, 8.41) <0.001
Age (years) 1.05 (0.85, 1.30) 0.635 0.95 (0.85,1.06) 0.325 1.20 (1.03, 1.40) 0.024 0.95 (0.84, 1.09) 0.454
City of residence
 Baltimore (Ref) 1.00   1.00   1.00   1.00  
 Delhi 2.31 (0.77, 6.88) 0.128 1.61 (0.85, 3.09) 0.142 0.54 (0.38, 0.78) 0.002 0.83 (0.60, 1.15) 0.256
 Ibadan 0.99 (0.48, 2.08) 0.988 0.31 (0.13, 0.71) 0.007 0.99 (0.66, 1.51) 0.979 0.69 (0.48, 0.99) 0.046
 Johannesburg 3.22 (1.63, 6.36) 0.001 0.96 (0.55, 1.68) 0.876 2.38 (1.50, 3.77) 0.001 2.66 (1.53, 4.62) 0.001
 Shanghai 2.04 (0.67, 6.20) 0.198 2.45 (1.33, 4.52) 0.005 0.91 (0.64, 1.30) 0.596 1.68 (1.20, 2.34) 0.003
R2 value 0.05 0.06 0.07 0.09
  Depression Suicidal thoughts
Male (n = 1151) Female (n = 1043) Male (n = 1211) Female (n = 1102)
Number of types of victimisation aOR (95%CI) P aOR (95%CI) P aOR (95% CI) P aOR (95% CI) P
 0 (Ref) 1.00   1.00   1.00   1.00  
 1 1.15 (0.48, 2.77) 0.747 0.96 (0.65, 1.40) 0.819 0.85 (0.41, 1.74) 0.640 2.46 (1.17, 5.18) 0.019
 2 or more (PV) 1.82 (1.00, 3.33) 0.050 2.65 (1.25, 5.63) 0.013 1.65 (0.88, 3.11) 0.116 4.68 (2.29, 9.54) <0.001
Age (years) 1.19 (1.01, 1.39) 0.034 1.05 (0.85, 1.29) 0.641 0.93 (0.82, 1.05) 0.220 0.98 (0.84, 1.15) 0.831
City of residence
 Baltimore (Ref) 1.00   1.00   1.00   1.00  
 Delhi 0.49 (0.31, 0.76) 0.002 0.44 (0.34, 0.55) <0.001 0.68 (0.40, 1.16) 0.151 0.22 (0.19, 0.27) <0.001
 Ibadan 0.73 (0.57, 0.95) 0.019 1.97 (1.49, 2.61) <0.001 1.37 (0.84, 2.23) 0.193 0.68 (0.40, 1.15) 0.142
 Johannesburg 1.09 (0.80, 1.50) 0.571 1.94 (1.50, 2.52) <0.001 2.00 (1.34, 2.99) 0.001 1.49 (1.04, 2.14) 0.030
 Shanghai 0.88 (0.69, 1.12) 0.276 1.94 (1.39, 2.70) <0.001 1.30 (1.02, 1.66) 0.033 2.62 (1.91, 3.59) <0.001
R2 value 0.04 0.05 0.04 0.10
  1. Bold OR values indicate significance at p < 0.05
  2. aOR adjusted odds ratios, 95%CI 95% confidence interval