Table 2.

Mean and normal range of thoracic kyphosis in each age group.

Age group (year)	Normal range*	(Mean ± SD)
13	19.47 ± 49.34	34.41 ± 7.47
14	18.29 ± 51.44	34.86 ± 8.29
15	19.92 ± 51.65	35.79 ± 7.93
16	20.78 ± 52.20	36.49 ± 7.85
17	19.18 ± 52.50	35.84 ± 8.33
18	21.42 ± 49.69	35.55 ± 7.07

*Normal range in each population is mean ± 2SD.