Table 1

Patient characteristics

Placebo

N = 248

Pregabalin

N = 250


Sex, n (%)

Male

31 (12.5)

24 (9.6)

Female

217 (87.5)

226 (90.4)

Hormonal status, n (%)

Premenopausal

133 (61.3)

140 (61.9)

Postmenopausal

84 (38.7)

86 (38.1)

Age (years)

<18, n (%)

0

0

18 to 44, n (%)

104 (41.9)

101 (40.4)

45 to 64, n (%)

123 (49.6)

125 (50.0)

≥65, n (%)

21 (8.5)

24 (9.6)

Mean ± SD

46.7 ± 12.6

47.9 ± 12.0

Range

19, 78

19, 80

Weight, kg

Mean ± SD

56.2 ± 9.0

55.5 ± 11.0

Range

38.9, 90.9

37.2, 104.8

Height, cm

Mean ± SD

158.5 ± 6.8

158.3 ± 6.4

Range

131.9, 179.6

143.8, 176.0

Duration since FM onset, months

Mean

62.0

69.6

Range

0.3, 508.8

0.3, 505.1


FM, fibromyalgia; SD, standard deviation

Ohta et al. Arthritis Research & Therapy 2012 14:R217   doi:10.1186/ar4056

Open Data