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Table 3 Results of the strain value for intertrochanteric region (mean ± SD)

From: The medial femoral wall can play a more important role in unstable intertrochanteric fractures compared with lateral femoral wall: a biomechanical study

Load level Medial wall Lateral wall
Removed PFNA Removed PFNA
350 N Gauge 1 − 200.17 ± 67.24 − 39.67 ± 6.62 − 529.33 ± 154.42 − 339.00 ± 47.48
Gauge 2 − 639.00 ± 93.94 − 998.50 ± 53.55 − 31.50 ± 6.98 451.67 ± 68.01
Gauge 3 456.00 ± 164.06 − 61.17 ± 7.36 − 67.17 ± 18.76 − 64.17 ± 10.05
Gauge 4 − 1464.17 ± 627.05 − 77.83 ± 9.77 330.33 ± 58.86 − 167.00 ± 34.17
Gauge 5 138.83 ± 29.73 562.83 ± 68.92 − 108.33 ± 15.68 451.67 ± 68.01
700 N Gauge 1 NA 54.33 ± 9.31 − 1539.00 ± 298.08 − 561.83 ± 60.34
Gauge 2 NA − 1279.17 ± 82.85 169.33 ± 41.31 − 366.33 ± 47.07
Gauge 3 NA − 106.17 ± 13.96 58.67 ± 2.81 51.33 ± 9.81
Gauge 4 NA − 126.67 ± 13.78 734.50 ± 136.55 − 249.17 ± 49.37
Gauge 5 NA 947.67 ± 47.83 − 168.67 ± 33.32 781.00 ± 115.90
1800 N Gauge 1 NA 140.83 ± 15.75 NA − 770.00 ± 98.26
Gauge 2 NA − 1618.0 ± 105.73 NA − 554.83 ± 91.74
Gauge 3 NA − 137.50 ± 16.72 NA 138.50 ± 43.43
Gauge 4 NA − 161.83 ± 19.09 NA − 368.00 ± 44.41
Gauge 5 NA 1742.83 ± 143.35 NA 1643.83 ± 302.79
Failure load Gauge 1 − 241.61 ± 81.12 258.67 ± 77.06 − 2761.50 ± 422.05 − 2002.83 ± 373.60
Gauge 2 − 1048.33 ± 252.15 − 2973.83 ± 620.60 413.83 ± 68.04 − 1233.00 ± 257.59
Gauge 3 478.17 ± 162.90 − 250.33 ± 72.50 260.67 ± 54.47 303.33 ± 82.93
Gauge 4 − 1715.26 ± 747.24 − 299.17 ± 81.17 1937.50 ± 571.17 − 742.17 ± 60.50
Gauge 5 155.07 ± 28.48 2155.67 ± 556.98 − 264.50 ± 45.33 2560.17 ± 212.64