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Table 2 Primary outcomes regarding VAS scores upon the movement

From: Duloxetine reduces pain after Total hip arthroplasty: a prospective, randomized controlled study

Time after surgery Duloxetine* (n = 48) Placebo* (n = 48) P value†
3 h 6.0 ± 0.9 6.5 ± 1.2 0.029
6 h 5.9 ± 0.8 6.4 ± 1.0 0.016
12 h 5.4 ± 0.9 5.9 ± 1.0 0.010
24 h 5.0 ± 1.0 5.5 ± 1.2 0.033
48 h 4.4 ± 1.0 4.8 ± 1.2 0.041
72 h 3.9 ± 0.9 4.5 ± 1.1 0.004
1w 2.8 ± 1.0 3.5 ± 1.1 < 0.001
3w 1.9 ± 1.0 2.5 ± 1.1 0.007
3 m 1.6 ± 1.0 1.8 ± 1.0 0.469
  1. *The values are given as the mean and standard deviation. †P values are calculated by independent t-test. P values indicating a significant difference among groups are in bold