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Table 3 Classifications of idiopathic scoliosis

From: 2016 SOSORT guidelines: orthopaedic and rehabilitation treatment of idiopathic scoliosis during growth

Chronological (SoE: V) Angular (SoE: VI) Topographic (SoE: V)
Age at diagnosis (years.months) Cobb degrees   Apex
from to
Infantile 0–2. Low Up to 20 Cervical Disc C6–7
Juvenile 3–9. Moderate 21–35 Cervico-thoracic C7 T1
Adolescent 10–17. Moderate to severe 36–40 Thoracic Disc T1–2 Disc T11–12
Adult 18+ Severe 41–50 Thoraco-lumbar T12 L1
   Severe to very severe 51–55 Lumbar   Disc L1–2
   Very severe 56 or more