Table 4 Comparison between patient groups regarding the duration of diabetes
|  | Normoalbuminuria (< 30 mg/gm) | Microalbuminuria (30–300 mg/gm) | Macroalbuminuria (> 300 mg/gm) | P value | |||
|---|---|---|---|---|---|---|---|
Mean | SD | Mean | SD | Mean | SD | Â | |
Duration of DM (years) | 6.60 | 3.12 | 10.00 | 4.29 | 14.64 | 3.96 |  < 0.001 |