Table 2.
Obs 1 | Exp 2 | SIR 3 | 95% CI | ||
---|---|---|---|---|---|
Overall | 992 | 532.14 | 1.86 | 1.75 | 1.98 |
Glucose-lowering medication | |||||
Metformin only | 239 | 141.44 | 1.69 | 1.49 | 1.92 |
Metformin/other oral | 532 | 263.00 | 2.02 | 1.86 | 2.20 |
Oral only (without metformin) | 59 | 41.50 | 1.42 | 1.10 | 1.83 |
Insulin only | 9 | 20.19 | 0.45 | 0.23 | 0.86 |
Insulin/other oral (without metformin) | 11 | 5.30 | 2.08 | 1.15 | 3.75 |
Metformin/insulin | 58 | 26.60 | 2.18 | 1.69 | 2.82 |
Metformin/other oral/insulin | 84 | 34.12 | 2.46 | 1.99 | 3.05 |
1 observed; 2 expected; 3 standardized incidence ratio.