Table 1.

The demographic data, radiographic parameters, and PFT results for both groups

Parameters	Group 1	Group 2	P
No of patients	22 (Male/Female, 5/17)	42 (Male/Female, 20/22)
Age on admission	28.9 ± 6.8	24.4 ± 7.1	0.016
Age of onset	2.3 ± 2.9	4.0 ± 4.5	0.067
Apical vertebrae	7.6 ± 1.3	9.1 ± 1.3	< 0.01
Main curve	140.9 ± 25.9	138.6 ± 21.3	0.708
Kyphosis	119.8 ± 52.7	124.1 ± 45.0	0.733
T1-T12 distance (mm)	130.3 ± 32.7	148.2 ± 37.6	0.064
FVC (L)	0.58 ± 0.20	1.23 ± 0.49	< 0.01
FVC%	18.8 ± 5.4	37.1 ± 14.0	< 0.01