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Table 4 Multivariate analysis of sociodemographic predictors of internalising disorders, bipolar spectrum disorder, and externalising disorders among first year university students in South Africa (n = 1402)

From: Prevalence and sociodemographic correlates of common mental disorders among first-year university students in post-apartheid South Africa: implications for a public mental health approach to student wellness

  Predictor Distribution in total sample % Internalising disorders Bipolar spectrum disorder Externalising disorders
   Lifetime aOR (95%CI) 12-month aOR (95%CI) 12-month prevalence among lifetime cases aOR (95%CI) Lifetime aOR (95%CI) 12-month aOR (95%CI) 12-month prevalence among lifetime cases aOR (95%CI) Lifetime aOR (95%CI) 12-month aOR (95%CI) 12-month prevalence among lifetime cases aOR (95%CI)
Gender (female 55.2 1.84 (1.46–2.33)* 1.89 (1.47–2.45)* 1.36 (0.85–2.16) 0.61 (0.22–1.72) 0.50 (0.16–1.56) 0 0.66 (0.46–0.95)* 1.18 (0.79–1.77) 1.49 (0.73–3.07)
Population group (Black) 41.4 1.07 (0.84–1.37) 0.91 (0.70–1.18) 0.60 (0.38–0.96)* 1.01 (0.34–2.98) 0.86 (0.25–2.89) 0 0.57 (0.37–0.86)* 0.71 (0.46–1.11) 1.01 (0.43–2.38)
Age (21 years or older) 7.7 1.14 (0.75–1.73) 1.08 (0.69–1.70) 0.82 (0.37–1.81) 6.48 (1.96–21.39)* 3.32 (0.77–14.27) 0 1.71 (0.95–3.08) 1.41 (0.71–2.79) 0.93 (0.31–2.78)
First generation student 19.7 1.05 (0.77–1.43) 1.16 (0.84–1.61) 1.43 (0.80–2.56) 0.33 (0.08–1.44) 0.57 (0.13–2.59) 0 0.63 (0.36–1.11) 0.67 (0.37–1.22) 0.89 (0.31–2.62)
Sexual orientation (Atypical) 22.2 1.73 (1.32–2.28)* 1.68 (1.26–2.24)* 1.15 (0.70–1.91) 5.28 (1.85–15.07)* 4.02 (1.28–12.64)* 0 1.67 (1.09–2.55)* 1.78 (1.13–2.80)* 1.36 (0.61–3.06)
Disability 18.4 1.56 (1.17–2.07)* 1.39 (1.03–1.88)* 0.87 (0.52–1.45) 5.99 (2.12–16.97)* 6.62 (2.14–20.45)* 0 1.05 (0.66–1.69) 1.40 (0.87–2.24) 1.70 (0.65–4.43)
   R2 = 0.057 R2 = 0.048 R2 = 0.021 R2 = 0.150 R2 = 0.117   R2 = 0.036 R2 = 0.021 R2 = 0.035
X2(6) = 58.41 X2(6) = 46.95 X2(6) = 6.52 X2(6) = 25.13 X2 (6) = 16.88   X2(6) = 24.15 X2 (6) = 12.24 X2 (6) = 3.51
p = 0.00 p = 0.00 p = 0.37 p = 0.00 p = 0.01   p < 0.00 p = 0.06 p = 0.74
  1. aOR adjusted odds ratio
  2. 95%CI 95% confidence interval
  3. *Significant findings are indicated in bold (α =0.05)