| Age group | P value | ||
---|---|---|---|---|
 | <65 years | 65–74 years | ≥75 years |  |
n (%) | 262 (49.5) | 190 (35.9) | 77 (14.6) | Â |
Age (years) | 54.9 ± 7.6 | 69.5 ± 5.7 | 77.9 ± 2.9 | <0.0001* |
Sex (male/female) | 143/119 | 110/80 | 43/34 | 0.7853†|
Duration of diabetes (years) | 10.3 ± 6.0 | 15.7 ± 9.6 | 18.6 ± 10.1 | <0.0001* |
Body mass index | 25.8 ± 4.7 | 23.7 ± 3.8 | 24.4 ± 4.4 | <0.0001* |
Type of SU (%) | Â | Â | Â | Â |
 Glimepiride | 70.6 | 75.3 | 71.4 | 0.5391†|
 Glibenclamide | 17.9 | 14.7 | 18.2 | 0.6295†|
 Gliclazide | 11.5 | 10.0 | 10.4 | 0.8803†|
Dose of SU (mg) | Â | Â | Â | Â |
 Glimepiride | 1.9 ± 1.3 | 2.0 ± 7.4 | 1.6 ± 1.1 | 0.9354* |
 Glibenclamide | 4.7 ± 2.5 | 4.4 ± 2.9 | 3.0 ± 2.3 | 0.0007* |
 Gliclazide | 37.7 ± 26.4 | 35.8 ± 32.2 | 43.3 ± 21.2 | 0.2708* |