Table 3

Clinical efficacy of SF versus NF after period 1

SF (n = 15)

NF (n = 20)

Difference of means (95% CI)*

RR (95% CI)**

P-value


Defecation frequency (mean ± SD)

4.9 ± 2.5

5.6 ± 2.8

0.7 (-0.8–2.3)

0.36

Improvement of hard to soft stools (n)

50% (5/10)

90% (9/10)

1.8 (0.9–3.5)

0.14

No painful defecation (n)

33% (5/15)

35% (7/20)

1.0 (0.4–2.7)

0.92

No abdominal or rectal mass (n)

93% (14/15)

90% (18/20)

1.0 (0.8–1.2)

0.73


* ANCOVA; ** χ2 tests

Bongers et al. Nutrition Journal 2007 6:8   doi:10.1186/1475-2891-6-8

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