TABLE 1.

Comparison of Children Who Received Placebo and Those Who Received Fiber in the First 4-Week Trial

Placebo (n = 11)Fiber (n = 20)P
Age, y6.6 ± 1.47.4 ± 2.3.363
Boys45%55%.716
Frequency of BMs/wk3.2 ± 2.03.3 ± 2.2.930
Children with <3 BMs/wk45%50%1.0
Stool consistency0.23 ± 0.50.35 ± 1.878
Duration of constipation3.7 ± 2.24.1 ± 2.7.224
Presence of abdominal pain55%45%.716
Children on laxatives45%65%.449
Children with encopresis55%60%1.0
Frequency of soiling episodes/wk8.7 ± 6.010.5 ± 14.7.512
Duration of encopresis1.6 ± 1.11.9 ± 4.1.256
Daytime wetting36%20%.405
Nighttime wetting18%20%1.0
Successful treatment during placebo*18%10%.601
Successful treatment during fiber*36%50%.707
Improved (parent rating)73%65%1.0
  • * Successful treatment was rated by the physician and was defined as ≥3 BMs/wk and ≤1 soiling episode/3 wk with no abdominal pain.