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Table 2 Mean scores of PRO Instruments according to curve magnitude groups

From: Body image in idiopathic scoliosis: a comparison study of psychometric properties between four patient-reported outcome instruments

Instrument Group Mean (SD) P-value (Student t test)
QLPSD-bi < 45° 10.4 (3.6) p = 0.05
≥ 45° 12.4 (5)
SRS-22 self image < 45° 3.43 (0.6) p = 0.007
≥ 45° 3 (0.8)
SAQ total < 45° 34.8 (9.3) p < 0.001
≥ 45° 44.3 (9.2)
SAQ app < 45° 20.33 (5.6) p < 0.001
≥ 45° 28.18 (6.7)
SAQ expect < 45° 14.5 (5.2) p = 0.13
≥ 45° 16.2 (4.5)
TAPS < 45° 3.8 (0.7) p < 0.001
  ≥ 45° 2.7 (0.7)