Variables | Univariate | Multivariate | ||
---|---|---|---|---|
RR (95% CI) | P-Value | RR (95% CI) | P-Value | |
Gender | ||||
Male | Ref | |||
Female | 0.99 (0.90–1.09) | 0.844 | ||
Age (years) | 0.96 (0.93–0.99) | 0.009 | 0.97 (0.94–1.002) | 0.068 |
Cyanotic heart disease | ||||
No | Ref | |||
Yes | 0.97 (0.88–1.07) | 0.598 | ||
Heart failure | ||||
No/mild heart failure | Ref | Ref | ||
Moderate/ severe heart failure | 1.13 (1.03–1.25) | 0.012 | 1.1 (0.997–1.22) | 0.058 |
Anaemia | ||||
No/ mild anaemia | Ref | Ref | ||
Moderate/severe anaemia | 1.13 (1.02–1.24) | 0.017 | 1.11 (1.01–1.22) | 0.03 |