Table 5. Basal and mean follow-up serum potassium levels in 1513 patients with type 2 diabetes and overt nephropathy according to tertile of baseline serum creatinine and randomization to losartan or placebo treatment
| Serum Potassium (mEq/L) | Lowest Tertile | Middle Tertile | Highest Tertile | |||
|---|---|---|---|---|---|---|
| Losartan | Placebo | Losartan | Placebo | Losartan | Placebo | |
| a P < 0.001 versus basal. | ||||||
| b P < 0.001 versus Losartan. | ||||||
| Basal | 4.5 ± 0.5 | 4.6 ± 0.5 | 4.6 ± 0.5 | 4.6 ± 0.5 | 4.7 ± 0.5 | 4.7 ± 0.5 |
| Follow-up | 4.8 ± 0.2a | 4.6 ± 0.1b | 4.9 ± 0.1a | 4.7 ± 0.1b | 4.9 ± 0.1a | 4.7 ± 0.1b |