Table 3 Analysis of risk factors of CHD in univariate and multivariate logistic regression model
From: Prevalence of congenital heart disease among school children in Qinghai Province
Variable | Univariate model | Multivariate model | ||
|---|---|---|---|---|
POR (95% CI) | P value | POR (95% CI) | P value | |
Nationality | ||||
Non-Han | Reference | Reference | ||
Han | 2.79 (1.43–5.45) | 0.003 | 3.28 (1.67–6.42) | 0.001 |
Altitude | ||||
≤ 4200 m | Reference | Reference | ||
> 4200 m | 2.22 (1.70–2.92) | < 0.001 | 2.28 (1.74–3.00) | < 0.001 |
Gender | ||||
Male | Reference | Reference | ||
Female | 1.47 (1.16–1.86) | 0.001 | 1.48 (1.17–1.87) | 0.001 |