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Table 3 Comparison of operation data and functional outcomes between two groups

From: Clinical application of 3D printing-assisted patient-specific instrument osteotomy guide in stiff clubfoot: preliminary findings

 

Navigation template group (n = 12)

Conventional group (n = 13)

P value

Operative time, min

60.67 ± 6.15

78.23 ± 7.50

 < 0.01

X-ray exposure, times

3.58 ± 0.67

6.69 ± 1.25

 < 0.01

AOFAS score at last follow-up, point

77.58 ± 2.35

76.92 ± 2.25

0.481

ICFSG score at last follow-up, n (%)

   

 Excellent

2(16.7)

1(7.7)

1

 Good

9(75.0)

9(69.2)

0.790

 Fair

1(8.3)

3(23.1)

0.478

 Poor

0

0

Rate of excellent and good outcomes, %

91.7

76.9

0.270

  1. Data are presented as mean ± standard deviation or counts (percentages). Differences were considered statistically significant at P < 0.05
  2. n number of cases; AOFAS American Orthopedic Foot and Ankle Society; ICFSG International Congenital Clubfoot Study Group