Table 3.
Factors Associated With the Presence of Echocardiographic Findings of RHD (Any or Definite): Bivariate and Multivariate Analyses
| Diagnosis | Any RHD (n=541) | Definite RHD (n=63) | ||
|---|---|---|---|---|
| Variable | OR (95% CI) | P Value | OR (95% CI) | P Value |
| Age (each 1 y) | 1.13 (1.10–1.16) | <0.001a | 1.22 (1.11–1.34) | <0.001a |
| Sex (female) | 1.24 (1.04–1.48) | 0.016a | 1.37 (0.82–2.30) | 0.23 |
| No. of inhabitants | 0.99 (0.94–1.05) | 0.79 | 1.05 (0.91–1.21) | 0.54 |
| No. of inhabitants <15 y | 0.89 (0.82–0.97) | 0.007a | 0.85 (0.66–1.09) | 0.20 |
| Screening in public schoolsb | 1.09 (0.80–1.47) | 0.60 | 2.11 (0.66–6.74) | 0.21 |
| Screening in primary care centersb | 1.09 (0.73–1.61) | 0.68 | 0.33 (0.05–2.39) | 0.27 |
| Screening in private schoolsb | 0.78 (0.50–1.21) | 0.29 | 0.64 (0.16–2.61) | 0.53 |
| HDI | 1.12 (0.34–3.69) | 0.85 | 0.79 (0.03–24.5) | 0.89 |
| Multivariable analysis | ||||
| Age (each 1 y) | 1.12 (1.09–1.17) | <0.001a | ··· | ··· |
| Sex (female) | 1.18 (0.98–1.42) | 0.09 | ··· | ··· |
| No. of inhabitants <15 y | 1.01 (0.93–1.10) | 0.84 | ··· | ··· |
CI indicates confidence interval; HDI, Human Development Index; OR, odds ratio; and RHD, rheumatic heart disease.
a
P<0.05.
b
Three models were run for the bivariate analysis.