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. 2017 Sep 6;12(9):e0182114. doi: 10.1371/journal.pone.0182114

Table 3. Secondary outcomes.

Water exercise Control p value
  n   (n = 258) (n = 258)  
Secondary outcomes
Sick leave, yes 466 N (%) 103 (39.9) 115 (44.6) 0.84
Sick leave (days)* 453 Median (min-max) 4 (1–72) 4 (1–180) 0.95
Disability (RMDQ) 454 Mean (95% CI) 3.14 (2.55–3.72) 3.44 (2.84–4.04) 0.47
General health (EQ-5D) 463 Mean (95% CI) 0.83 (0.81–0.84) 0.82 (0.80–0.83) 0.36
GH-VAS 465 Mean (95% CI) 82.8 (81.0–84.6) 80.8 (79.0–82.6) 0.12

Analysis was performed by the intention to treat principle and shown as complete case.

*The Kruskal-Wallis test was used for sick leave (days) and represent days on sick leave during the study period.

RMDQ: Roland Morris Disability Questionnaire. EQ-5D: EuroQol questionnaire on general health and GH-VAS: visual analog scale for self-rated general health.