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. 2019 Jul 23;14:233. doi: 10.1186/s13018-019-1252-4

Table 2.

Cobb angle of the patients in preoperative, postoperative, and final follow-up and loss angle

Index Group A Group B Group C Statistical value
Preoperative 20.23 ± 7.62 18.74 ± 7.31 23.21 ± 9.73
Postoperative 10.08 ± 4.99 9.11 ± 3.63 9.81 ± 5.40
Final follow-up 15.54 ± 6.06 10.94 ± 4.03 12.01 ± 6.12
Loss angle (°) 5.45 ± 3.13 1.82 ± 1.76 2.21 ± 2.65

F = 36.615 P1 = 0.000

P2 = 0.000 P3 = 0.569

Statistical value

F = 33.549 P1 = 0.000

P2 = 0.002 P3 = 0.000

F = 67.266 P1 = 0.000

P2 = 0.000 P3 = 0.016

F = 104.680 P1 = 0.000

P2 = 0.000 P3 = 0.015

Pa: preoperative vs postoperative, Pb: preoperative vs final follow-up, Pc: postoperative vs final follow-up