Table 1

Characteristics of study subjects
Characteristics Children aged less than 20 years Adults (Parents)
Boys Girls Men Women
(N=251) (N=225) (N=252) (N=244)
Age in years
 Mean (Range) 11.5 (1–19) 11.7 (1–19) 45.8 (25–66) 42.8 (22–69)
CA19-9
 Mean* (±S.D.) 14.8 (±19.4) 19.1 (±21.4) 9.5 (±9.3) 11.9 (±11.9)
 Range 1-136 1-128 1–89.8 1–87.2
Height (cm)
 Mean (Range) 147.7 (72–185) 143.8 (60–172) 167.9 (150–190) 156.0 (140–173)
Weight (kg)
 Mean (Range) 44.6 (10–100) 39.6 (10–83) 70.6 (35–105) 56.2 (38–90)
BMI (kg/m2)
 Mean (Range) 19.4 (6.1-35.0) 18.6 (5.9-33.3) 25.0 (15.6-36.3) 23.1 (16.9-37.8)
Smoking
 Current smokers 0 0 57 (22.6%) 23 (9.4%)
 Non-current smokers 0 0 195 (77.4%) 221 (90.6%)
Alcohol
 Current drinkers 0 0 158 (62.7%) 62 (25.4%)
 Non-current drinkers 0 0 94 (37.3%) 182 (74.6%)

NOTE. BMI: body mass index. *Arithmetic mean.

Kawai et al.

Kawai et al. BMC Clinical Pathology 2012 12:23   doi:10.1186/1472-6890-12-23

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