Table 2 Multiple Weibull regression model analysis of time to diabetes retinopathy occurrence among diabetes mellitus patients in 2009–2017 at Tikur Anbessa Hospital, Addis Ababa, Ethiopia
Variables | Category | CHR [95% CI] | AHR [95% CI] |
|---|---|---|---|
Age | 1.02 (1.012, 1.03) | 0.99 (0.97, 1.02) | |
Creatinine | 1.78 (1.58, 2.01) | 2.59 (1.91, 3.52) | |
Sex | Female | 1 | 1 |
Male | 1.79 (1.35, 2.38) | 1.94 (1.10, 3.39) | |
Type of DM | Type 1 | 1 | 1 |
Type 2 | 2.71 (1.9, 3.86) | 4.01 (1.34, 12.00) | |
Systolic BP | Normal | 1 | 1 |
Low | 0.67 (0.47, 0.93) | 0.98 (0.52, 1.94) | |
High | 1.06 (0.78, 1.47) | 0.66 (0.35, 1.23) | |
Fasting blood sugar | Normal | 1 | 1 |
Hypo | 0.27 (0.08, 0.91) | 0.15 (0.10, 0.51) | |
High | 0.99 (0.6, 1.63) | 0.59 (0.24, 1.48) | |
Very high | 0.91 (0.59, 1.37) | 0.62 (0.29, 1.30) | |
Cholesterol status | Desirable | 1 | 1 |
High | 0.83 (0.55, 1.25) | 0.93 (0.44, 1.97) | |
Very high | 2.39 (1.74, 3.29) | 1.55 (0.76, 3.21) | |
Triglycerides | Desirable | 1 | 1 |
Borderline | 2.25 (1.49, 3.39) | 2.87 (1.33, 6.21) | |
High | 2.28 (2.04, 3.86) | 2.59 (1.31, 4.97) | |
Low-density lipoprotein | Desirable | 1 | 1 |
Borderline high | 1.5 (1.07, 2.19) | 1.78 (0.83, 3.82) | |
High | 0.73 (0.32, 1.66) | 0.64 (0.14, 2.93) | |
DM regimen | Insulin | 1 | 1 |
Oral | 1.55 (1.18, 2.06) | 0.71 (0.39, 1.29) | |
Hypertension | No | 1 | 1 |
Yes | 1.43 (0.88, 2.34) | 1.51 (0.48, 4.74) |