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Table 5 Predictors of ACT score

From: Evaluation of a simple tool to assess the results of Ponseti treatment for use by clubfoot therapists: a diagnostic accuracy study

Factor Success / Borderline (ACT score 9–12) N (%) Failure (ACT score 0–8) N (%) Crude OR (95% CI) P-value
Total 54 (79%) 14 (21%)  
Sex Male 35 (71%) 14 (29%) 1.00 0.85
Female 14 (74%) 5 (26%) 1.12 (0.34–3.70)
Clubfoot Bilateral 24 (69%) 11 (31%) 1.00 0.51
Unilateral 25 (76%) 8 (24%) 1.43 (0.49–4.17)
Age first attended clinic < 2 years 40 (74%) 14 (26%) 1.00 0.42
≥ 2 years 9 (64%) 5 (36%) 0.57 (0.15–2.19)
Initial severity (Pirani score) <  3 34 (69%) 15 (31%) 1.00 0.43
≥ 3 15 (79% 4 (21%) 1.65 (0.47–5.82)
Number of casts ≥ 6 28 (68%) 13 (31%) 1.00 0.85
< 6 21 (78%) 6 (22%) 1.63 (0.53–4.98)
Tenotomy No 14 (74%) 5 (26%) 1.00 0.85
Yes 35 (71%) 14 (29%) 0.89 (0.27–2.95)
Completed casting and fitted with brace No 1 (20%) 4 (80%) 1.00 0.03*
Yes 48 (76%) 15 (24%) 12.8 (1.3–123.5)
Completed casting with Pirani score ≤ 1 No 11 (55%) 9 (45%) 1.00 0.05*
Yes 38 (79%) 10 (21%) 3.11 (1.01–9.56)
Brace use <  2 years 17 (57%) 13 (43%) 1.00 0.02*
≥ 2 years 32 (84%) 6 (16%) 4.08 (1.31–12.65)