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Table 2 Radiographic outcomes of the two study groups

From: Subtalar joint arthroscopic-assisted reduction and cannulated screw fixation versus open reduction and internal fixation for treating displaced intra-articular calcaneal fractures

 

Group A

Group B

Statistics

P-value

Angle of Gissane, mean ± SD (range) (°)

Pre-op

109.138 ± 6.186

(98–121)

110.097 ± 10.374

(84–136)

0.431

0.668

Post-op

124 ± 4.234

(116–134)

124.613 ± 4.295

(115–137)

0.556

0.580

Final follow-up

123.655 ± 4.466

(116–133)

124.065 ± 4.501

(114–135)

0.353

0.725

Böhler’s angle, mean ± SD (range) (°)

Pre-op

7.862 ± 7.234 (− 12–17)

7.968 ± 9.196 (−14–18)

0.049

0.961

Post-op

30.138 ± 4.612 (21–38)

32.226 ± 5.334 (21–42)

1.617

0.111

Final follow-up

29.655 ± 4.631 (21–37)

31.484 ± 4.675 (20–40)

1.521

0.134

Calcaneal length, mean ± SD (range) (mm)

Pre-op

74.51 ± 5.083

(57.13–84.4)

75.242 ± 4.068

(65.25–84.96)

0.618

0.539

Post-op

78.791 ± 5.071

(62.15–89.66)

79.233 ± 3.667

(73.81–88.36)

0.389

0.699

Final follow-up

78.576 ± 4.997

(61.85–89.15)

78.895 ± 3.502

(73.11–87.36)

0.289

0.774

Calcaneal width, mean ± SD (range) (mm)

Pre-op

42.771 ± 3.572

(35.21–53.01)

43.171 ± 3.131

(38.19–51.34)

0.461

0.646

Post-op

37.974 ± 4.608

(28.3–50.4)

36.542 ± 2.059

(32.62–40.59)

− 1.536

0.133

Final follow-up

38.090 ± 4.705

(28.52–50.62)

36.794 ± 2.117

(31.35–41.2)

− 1.360

0.182

Calcaneal height, mean ± SD (range) (mm)

Pre-op

38.260 ± 3.511

(32.42–50.42)

38.411 ± 2.783

(32.29–45.3)

0.185

0.854

Post-op

44.809 ± 3.684

(36.64–53.1)

45.541 ± 2.400

(40.6–51.56)

0.905

0.370

Final follow-up

44.584 ± 3.709

(36.21–52.86)

45.35 ± 2.445

(40.26–51.16)

0.938

0.353