Document Classification

Section Type: RESULTS

Text: In the valsartan group, a statistically but not clinically significant reduction was observed in the mean hemoglobin concentration (12. 9 + / - 1. 6 g/dL versus 13. 8 + / - 1. 6 g/dL at 4 weeks, P <. 01 ; and 12. 3 + / - 1. 6 versus 13. 8 + / - 1. 7 at 8 weeks ; P <. 001) as well as a significant increase in serum potassium (4. 4 + / - 0. 5 mmol/L versus 4. 1 + / - 0. 4 mmol/L at 4 weeks, P <. 01) vs placebo.