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 | 7.6 (0.4) | 5346 | 7.6 (0.4) | 5281 | 10.2 (0.4) | 4722 | 12.1 (0.5) | 4485 | 11.5 (0.5) | 4597 | 13.5 (0.6) | < 0.001 | |
Men | 2538 | 2.5 (0.3) | 2695 | 2.2 (0.3) | 2652 | 4.5 (0.4) | 2274 | 5.8 (0.5) | 2119 | 4.3 (0.5) | 2160 | 4.9 (0.5) | < 0.001 | 0.49 |
Women | 2522 | 13.0 (0.7) | 2651 | 13.3 (0.7) | 2629 | 16.1 (0.8) | 2448 | 18.2 (0.9) | 2366 | 18.1 (0.9) | 2437 | 21.2 (0.9) | < 0.001 | |
Age (years) | ||||||||||||||
18-44 | 3228 | 4.9 (0.4) | 3202 | 5.4 (0.4) | 2941 | 7.6 (0.5) | 2229 | 9.3 (0.6) | 2054 | 8.9 (0.7) | 1948 | 9.6 (0.7) | < 0.001 | 0.18 |
45-64 | 1351 | 11.1 (0.9) | 1515 | 10.4 (0.8) | 1665 | 13.0 (0.9) | 1727 | 15.6 (1.0) | 1629 | 14.6 (1.0) | 1770 | 18.3 (1.0) | < 0.001 | |
65-118 | 481 | 15.7 (1.8) | 629 | 14.6 (1.5) | 675 | 19.3 (1.7) | 766 | 21.1 (1.7) | 802 | 20.8 (1.6) | 879 | 26.0 (1.7) | < 0.001 | |
Region | ||||||||||||||
Urban | 1407 | 10.5 (0.9) | 1694 | 7.6 (0.7) | 1640 | 10.8 (0.8) | 1497 | 12.3 (0.9) | 1432 | 12.3 (1.0) | 1461 | 13.0 (1.0) | < 0.001 | < 0.0001 |
Rural | 3653 | 6.2 (0.4) | 3652 | 7.2 (0.4) | 3641 | 9.4 (0.5) | 3225 | 11.5 (0.6) | 3053 | 10.6 (0.6) | 3136 | 12.9 (0.7) | < 0.001 | |
Education | ||||||||||||||
Less than high school | 4226 | 8.3 (0.5) | 4347 | 8.3 (0.4) | 4162 | 10.4 (0.5) | 3690 | 12.6 (0.6) | 3411 | 11.7 (0.6) | 3441 | 14.3 (0.7) | < 0.001 | 0.73 |
High school | 706 | 6.2 (1.2) | 827 | 5.6 (0.9) | 895 | 10.3 (1.1) | 595 | 12.1 (1.6) | 588 | 10.9 (1.5) | 582 | 12.1 (1.8) | < 0.001 | |
University | 128 | 8.0 (2.5) | 172 | 6.8 (2.0) | 224 | 8.8 (2.0) | 437 | 9.7 (1.5) | 486 | 11.5 (1.5) | 574 | 11.6 (1.4) | < 0.001 |