Table 1.

Subject characteristics

	Placebo	Acetaminophen	Ibuprofen
Number in group	12	11	13
Males/females	8/4	7/4	9/4
Age, yr†	67 ± 2	64 ± 1	64 ± 1
Range	60–78	60–71	60–77
Height, cm†	170 ± 3	172 ± 5	175 ± 2
Weight, kg	77.3 ± 4.4	93.1 ± 5.6*	82.6 ± 2.8

Data are means ± SE.

^*Significant difference from placebo, P < 0.05;

^†no significant difference among values for all 3 groups, P > 0.05.