From: Quantifying traditional Chinese medicine patterns using modern test theory: an example of functional constipation
N (%)
Age (years)
19–29
77 (32.5)
30–39
45 (19.0)
40–49
42 (17.7)
50–59
51 (21.5)
≥60
22 (9.3)
Sex
Male
67 (28.3)
Female
170 (71.7)
Marriage
Married
163 (68.8)
Unmarried
74 (31.2)
Ethnics
Han
232 (97.9)
Other
5 (2.1)