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Table 4 Secondary outcomes regarding morphine consumption and HHS

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

  Duloxetine* (n = 48) Placebo* (n = 48) P value†
Morphine Consumption
 PO 24 h 11.0 ± 4.9 14.2 ± 5.9 0.006
 PO 72 h 16.8 ± 6.1 20.4 ± 9.8 0.032
 PO 1w 18.7 ± 7.3 23.3 ± 13.6 0.039
HHS
 PO 3w 75.4 ± 5,5 73.7 ± 6.1 0.156
 PO 3 m 87.2 ± 4.7 87.8 ± 4.4 0.517
  1. PO postoperative. *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