Skip to main content

Table 6 Statistical comparison of defecation and laxative administration frequencies, and the quotient in group A

From: Effect of waxy barley, Kirarimochi, consumption on bowel movements of late-stage elderly residents at Roken nursing home

  Perioda October November December January February March
n 14 14 14 14 14 13b
Defecation frequency/period Mean 9.2 ± 2.2 11.8 ± 6.3 10.1 ± 4.1 11.8 ± 4.7 11.4 ± 5.0 12.1 ± 4.7
p value (two-sided)c   0.145 0.35 0.074 0.117 0.051
Days with defecation/period Mean 7.1 ± 1.6 8.9 ± 2.6 7.7 ± 2.9 9.1 ± 3.6 8.8 ± 3.9 9. 6 ± 4.3
p value (two-sided)c   0.014 0.252 0.024 0.056 0.030
Days with laxative administration/period Mean 6.3 ± 2.3 5.4 ± 2.1 4.1 ± 2.1 5.5 ± 3.2 4.1 ± 2.9 5.5 ± 3.2
p value (two-sided)c   0.146 0.003 0.087 0.018 0.248
Days with defecation/days with laxative administration n 14 14 13d 14 13d 13b
Mean 1.3 ± 0.7 2.1 ± 1.5 2.2 ± 1.8 2.8 ± 2.3 4.4 ± 5.1 3.5 ± 4.2
p value (two-sided)c   0.061 0.033 0.007 0.033 0.052
  1. aPeriod; see Table 1
  2. bOne subject left the nursing home in March
  3. cCompared to that in October by the paired t test (two-sided)
  4. dExcluded one subject with no laxative administration