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Table 1 Demographic and Clinical Characteristics at Baseline of the Placebo-Controlled Phase

From: Maintenance of effect of duloxetine in Chinese patients with pain due to osteoarthritis: 13-week open-label extension data

Variable

DLX_DLX

PLA_DLX

N = 166

N = 176

Age, years, mean (SD)

61.2 (8.0)

60.0 (8.3)

Gender, n (%)

 Female

130 (78.3)

130 (73.9)

BMI, kg/m2, mean (SD)

25.5 (3.2)

25.3 (3.6)

Location of OA, n (%)

 Hip

0

1 (0.6)

 Knee

166 (100.0)

175 (99.4)

Duration of OA pain, years, mean (SD)

7.7 (6.6)

7.6 (6.9)

BPI 24-h average pain, mean (SD)

5.6 (1.3)

5.5 (1.2)

BPI–Interference average rating, mean (SD)

3.6 (2.0)

3.6 (1.9)

  1. Abbreviations: BMI body mass index, BPI brief pain inventory, DLX duloxetine, N number of patients in group, n number of patients, OA osteoarthritis, PLA placebo, SD standard deviation