Table 1 The prevalence rates of idiopathic scoliosis among primary school children in Chaozhou, China
Age (years) | Male | Female | ||
|---|---|---|---|---|
N | Positive, n (%) | N | Positive, n (%) | |
6 | 338 | 10(2.96) | 308 | 20(6.49) |
7 | 457 | 16(3.50) | 400 | 27(6.75) |
8 | 490 | 21(4.29) | 388 | 33(8.51) |
9 | 554 | 23(4.15) | 471 | 34(7.22) |
10 | 502 | 21(4.18) | 428 | 31(7.24) |
11 | 507 | 22(4.34) | 379 | 41(10.82) |
12 | 170 | 9(5.29) | 105 | 30(28.57) |
Total | 3018 | 122 (4.04) | 2479 | 216(8.71) |