Skip to main content
. Author manuscript; available in PMC: 2015 Jun 1.
Published in final edited form as: Qual Life Res. 2014 Jan 7;23(5):1411–1419. doi: 10.1007/s11136-013-0608-1

Table 1.

Patient Baseline Characteristics

Variable Placebo (N=1167) 30 mg day (N=1154) 60 mg day (N=1162) P -value
Age (years) 62.1 ± 11.9 62.1 ± 12.4 62.5 ± 12.0 0.65
Sex, No. (%) 0.09
 Male 887 (76%) 867 (75%) 916 (79%)
 Female 280 (24%) 287 (25%) 246 (21%)
Race, No. (%) 0.42
 Caucasian 989 (85%) 989 (86%) 985 (85%)
 Black 152 (13%) 137 (12%) 149 (13%)
 Hispanic 18 (2%) 15 (1%) 18 (2%)
 Asian 4 (0%) 3 (0%) 7 (1%)
 Other 4 (0%) 10 (1%) 3 (0%)