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Table 1 Secondary outcome measures

From: Effect of electroacupuncture versus prucalopride for severe chronic constipation: protocol of a multi-centre, non-inferiority, randomised controlled trial

No. Outcome measure Time frame Statistics
1 Proportion of patients having ≥3 SCBMs/week Week 1–2, week 9–12, week 9–16, week 9–20, week 9-32 CMH test
2 Proportion of patients with one or more increase in SCBMs/week from baseline Week 1–2, week 3–8, week 9–12, week 9–16, week 9–20, week 9-32 CMH test
3 SCBMs/week and change from baseline Week 1–2, week 3–8, week 9–12, week 9–16, week 9–20, week 9-32 Nonparametric test
4 SBMs/week and change from baseline in SCBM/week Week 1–2, week 3–8, week 9–12, week 9–16, week9-20, week 9-32 Nonparametric test
5 Mean Bristol Stool Scale and change from baseline Baseline, week 1–2, week 3-8 Nonparametric test
6 Straining degree Week 1–2, week 3–8, week 9–12, week 9–16, week 9–20, week 9-32 Nonparametric test
7 Time to first SCBM Time from the first treatment to the first SCBM Nonparametric test
8 Patient assessment of Constipation Quality Of Life (PAC-QOL) Baseline, week 1–4, week 5-8 t test or Mann–Whitney U test