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Table 2

Intake of dietary fiber at baseline, supplemental fiber over the course of the trial, and total fiber (estimated by baseline dietary fiber intake plus supplemental fiber intake)

Fiber sourceMean ± SDMedianRangeP                  a
Baseline dietary fiber intake (g/day)     
 Low-fiber group 18.9 ± 8.3 17.7 3.8–56.8  
 High-fiber group 18.7 ± 8.0 17.6 3.4–55.0 0.70 
Supplemental fiber intake (g/day)     
 Low-fiber group 1.5 ± 0.4 1.7 0.0–2.1  
 High-fiber group 9.6 ± 3.1 10.7 0.7–13.5 <0.001 
Total fiber intake (g/day)     
 Low-fiber group 20.4 ± 8.3 19.4 4.9–57.7  
 High-fiber group 28.3 ± 8.8 27.5 7.0–66.3 <0.001 
Fiber sourceMean ± SDMedianRangeP                  a
Baseline dietary fiber intake (g/day)     
 Low-fiber group 18.9 ± 8.3 17.7 3.8–56.8  
 High-fiber group 18.7 ± 8.0 17.6 3.4–55.0 0.70 
Supplemental fiber intake (g/day)     
 Low-fiber group 1.5 ± 0.4 1.7 0.0–2.1  
 High-fiber group 9.6 ± 3.1 10.7 0.7–13.5 <0.001 
Total fiber intake (g/day)     
 Low-fiber group 20.4 ± 8.3 19.4 4.9–57.7  
 High-fiber group 28.3 ± 8.8 27.5 7.0–66.3 <0.001 
a

P compares the fiber intake of the low-fiber group with that of the high-fiber group.

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