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Table 2 Stool frequency (number of stools per day) in the ITT population (N = 87) and the PP population (N = 77)

From: A randomised, double-blind study of polyethylene glycol 4000 and lactulose in the treatment of constipation in children

ITT Population Lactulose PEG 4000
  (N = 44) (N = 43)
Baseline 0.7 ± 0.5 0.5 ± 0.55
Week 4 (study end) 0.8 ± 0.41 1.1 ± 0.55
Change (Week 4 – Baseline; unadjusted) 0.1 ± 0.55 0.6 ± 0.63
Adjusted difference in mean change from baseline 0.36 [95% CI: 0.16 to 0.56]
PP Population Lactulose PEG 4000
  (N = 39) (N = 38)
Baseline 0.7 ± 0.51 0.5 ± 0.56
Week 4 (study end) 0.8 ± 0.39 1.1 ± 0.56
Change (Week 4 – Baseline; unadjusted) 0.1 ± 0.55 0.6 ± 0.63