Table 4.
Cox proportional hazards model analysis for risk of developing kidney injury (stratified by age group)
| Age group | Kidney injury n (%) | Adjusteda HR (95% CI) | P |
|---|---|---|---|
| 20-45 (years) | |||
| Sex | |||
| Female | 92 (36.22) | 1.11 (0.86-1.44) | 0.4043 |
| Male | 287 (35.88) | 1.00 | |
| 45-55 (years) | |||
| Sex | |||
| Female | 109 (38.93) | 1.28 (1.02-1.61) | 0.0333* |
| Male | 393 (34.32) | 1.00 | |
| > 55 (years) | |||
| Sex | |||
| Female | 250 (40.32) | 1.05 (0.90-1.22) | 0.5549 |
| Male | 788 (38.86) | 1.00 |
Abbreviations: HR = hazard ratio; CI = confidence interval.
*P < 0.05.
aAdjusted for DM, HTN, CCI score, NSAIDs, contrast medium, gentamicin, and amikacin.