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Table 7 Statistical comparison of defecation and laxative administration frequencies, and the quotient in group B

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

20.5 ± 7.3

19.9 ± 9.2

19.1 ± 9.9

21.2 ± 10.0

18.4 ± 8.3

19.5 ± 6.4

p value (two-sided)c

 

0.521

0.381

0.650

0.292

0.515

Days with defecation/period

Mean

14.8 ± 2.9

14. 1 ± 5.0

13.4 ± 5.2

14.7 ± 4.5

13.3 ± 5.2

14.5 ± 3.8

p value (two-sided) c

 

0.568

0.172

0.921

0.163

0.428

Days with laxative administration/period

Mean

2. 2 ± 1.5

2.6 ± 2.4

2.2 ± 1.3

2.1 ± 1.8

2.3 ± 1.5

2.6 ± 2.3

p value (two-sided)c

 

0.615

1.000

0.873

0.850

0.457

Days with defecation/days with laxative administration

n d

12

10

12

11

10

9

Mean

7.6 ± 5.4

5.6 ± 5.4

6.4 ± 5.2

8. 0 ± 6.7

5.2 ± 2.9

4.0 ± 2.1

p value (two-sided)e

 

0.407

0.585

0.858

0.226

0.107

  1. aPeriod; see Table 1
  2. bOne subject left the home in March
  3. cCompared to that in October by the paired t test (two-sided)
  4. dExcluded subjects with no laxative administration
  5. eCompared to that in October by the indenpendent t test (two-sided)