1 = male
2 = female

0 = no
1 = yes

1 = ＜33
2 = 33~41
3 = 41~50
4 = ＞50

1 = ＜18.5 过低
2 = 18.5~23.9 正常
3 = 24~27.9 超重
4 = ≥28 肥胖

1 = Q1 ＜12.8
2 = Q2 12.8~27.51
3 = Q3 27.51~50.71
4 = Q4 ＞50.71

1 = Q1 ＜0.86
2 = Q2 0.86~1.46
3 = Q3 1.46~2.39
4 = Q4 ＞2.39

0 = normal
1 = central obesity