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Table 3 Comparison of primary outcome measure (hydration score on the buttocks) at follow-up by randomised group under intention-to-treat (ITT) and per-protocol (PP) analyses

From: Effect on skin hydration of using baby wipes to clean the napkin area of newborn babies: assessor-blinded randomised controlled equivalence trial

Analysis

Wipes (n = 123) Mean (SD)

Water (n = 126) Mean (SD)

Group effect P-value

95 % CI for difference in adjusted means

ITT

65.4 (12.4)

63.5 (14.2)

0.470

−2.5 to 4.2

PP

    

Compliant with allocation

(n = 122) 64.6 (12.4)

(n = 123) 63.6 (14.3)

0.526

−2.6 to 4.2

Mostly compliant with protocol

(n = 114) 64.9 (12.5)

(n = 116) 63.2 (14.1)

0.427

−1.9 to 5.0

Strictly compliant with protocol

(n = 106) 65.3 (12.0)

(n = 107) 63.2 (14.1)

0.440

−1.6 to 5.5