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. 2014 Mar 17;9:19. doi: 10.1186/1749-799X-9-19

Table 1.

General data of idiopathic scoliosis patients with non-progression, moderate progression, and severe progression of thoracic curve

Group Cases Age (years) Gender (male/female) Thoracic Cobb’s (°) Risser sign
Non-progression
 31
 17.9 ± 2.1
 2/29
 30 ± 6ab
 5
Moderate progression
 34
 18.7 ± 2.4
 2/32
 50 ± 8
 5
Severe progression 32 13.8 ± 1.3a 2/29 51 ± 7 0–3 (average 1.8)a

aP < 0.01, compared to the moderate progression group; bP < 0.01, compared to the severe progression group.