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Table 5 Comparison of the subjects’ characteristics between group A and group B

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

Group Group A Group B p value
Weekly defecation frequency in October Less than 3 times More than 3 times  
Mean age (the youngest–the oldest) 90.4 ± 8.4 years (65–100 years) 87.4 ± 1.8 years (87–96 years) 0.3071b
Numbers of female and male 11 Females and 3 males 10 Females and 4 males 0.5000a
Mean nursing care level 2.6 ± 1.2 3.5 ± 1.0 0.0468b
Types of supplied main meal 10 Boiled rices and 4 rice porridges 7 Boiled rices and 7 rice porridges 0.2200a
Types of supplied side dish 9 Ordinary side dishes and 5 soften side dishes 4 Ordinary side dishes and 10 soften side dishes 0.0642a
Mean days with defecation (in October) 7.1 ± 1.5 14.8 ± 2.9 <0.0000b
Mean days with laxative administration (in October) 6.9 ± 3.0 2.2 ± 1.5 <0.0000b
Mean quotient of defecation days/laxative administration days 1.3 ± 0.7 7.6 ± 5.4 0.0002b
  1. aCompared by the Fisher’s exact test (one-sided)
  2. bCompared by the independent t test (two-sided)