From: Increasing trends in central obesity among Chinese adults with normal body mass index, 1993–2009
1993 | 1997 | 2000 | 2004 | 2006 | 2009 | P for trend† | P ‡ | |||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | % (SE) | n | % (SE) | n | % (SE) | n | % (SE) | n | % (SE) | n | % (SE) | |||
Total | 5060 | 11.9 (0.4) | 5346 | 12.2 (0.4) | 5281 | 15.8 (0.4) | 4722 | 18.2 (0.5) | 4485 | 18.6 (0.5) | 4597 | 21.1 (0.5) | < 0.001 | |
Men | 2538 | 4.4 (0.4) | 2695 | 4.6 (0.4) | 2652 | 7.7 (0.4) | 2274 | 10.1 (0.5) | 2119 | 8.9 (0.5) | 2160 | 10.4 (0.5) | < 0.001 | 0.042 |
Women | 2522 | 19.3 (0.7) | 2651 | 19.8 (0.7) | 2629 | 23.8 (0.7) | 2448 | 26.0 (0.8) | 2366 | 27.4 (0.8) | 2437 | 30.9 (0.8) | < 0.001 | |
Age (years) | ||||||||||||||
18-44 | 3228 | 7.7 (0.4) | 3202 | 8.4 (0.4) | 2941 | 11.0 (0.5) | 2229 | 13.5 (0.6) | 2054 | 13.6 (0.7) | 1948 | 15.1 (0.7) | < 0.001 | 0.003 |
45-64 | 1351 | 17.7 (0.9) | 1515 | 17.7 (0.8) | 1665 | 22.3 (0.8) | 1727 | 24.9 (0.9) | 1629 | 25.5 (0.9) | 1770 | 34.9 (0.9) | < 0.001 | |
65-118 | 481 | 23.1 (1.7) | 629 | 22.2 (1.5) | 675 | 29.8 (1.5) | 766 | 30.2 (1.4) | 802 | 32.0 (1.4) | 879 | 35.3 (1.4) | < 0.001 | |
Region | ||||||||||||||
Urban | 1407 | 15.7 (0.9) | 1694 | 12.7 (0.7) | 1640 | 16.3 (0.8) | 1497 | 18.4 (0.8) | 1432 | 19.8 (0.9) | 1461 | 20.8 (0.9) | < 0.001 | < 0.001 |
Rural | 3653 | 9.6 (0.4) | 3652 | 11.3 (0.5) | 3641 | 14.7 (0.5) | 3225 | 17.2 (0.6) | 3053 | 17.1 (0.6) | 3136 | 20.1 (0.6) | < 0.001 | |
Education | ||||||||||||||
Less than high school | 4226 | 12.8 (0.5) | 4347 | 13.0 (0.5) | 4162 | 16.5 (0.5) | 3690 | 19.0 (0.6) | 3411 | 18.9 (0.6) | 3441 | 22.4 (0.6) | < 0.001 | 0.67 |
High school | 706 | 9.3 (1.0) | 827 | 10.0 (0.9) | 895 | 14.8 (1.0) | 595 | 17.3 (1.3) | 588 | 17.5 (1.3) | 582 | 19.6 (1.4) | < 0.001 | |
University | 128 | 10.5 (2.3) | 172 | 11.1 (2.1) | 224 | 12.2 (1.9) | 437 | 14.5 (1.4) | 486 | 17.0 (1.4) | 574 | 16.4 (1.3) | < 0.001 |