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Table 4 Subgroup analyses of mild and higher function disability

From: Quantitative grip force assessment of muscular weakness in chronic inflammatory demyelinating polyneuropathy

Parameter (Einheit) INCAT-A ≤ 1 INCAT-A ≥ 2 HC p-value Post hoc No.
Mean isometric grip force 500g_left hand (N) 11.44 (4.64) 10.64 (4.18) 9.1 (2.95) 0.3487 a) ns b) ns c) ns 11/20/27
Mean isometric grip force 500g_right hand (N) 10.28 (2.47) 10.77 (4.69) 10.38 (4.05) 0.9712 a) ns b) ns c) ns 11/20/28
Grip force variability 500g_left hand (%) 6.55 (2.18) 7.27 (2.47) 5.40 (1.79) 0.0223 a) ns b) * c) ns 11/20/27
Grip force variability 500g_right hand (%) 5.97 (2.35) 6.63 (1.77) 5.4 (2.38) 0.0123 a) ns b) ** c) ns 11/20/28
Orientation index 500g_left hand (°/s) 10.24 (4.02) 11.78 (7.08) 5.31 (4.13) <  0.0001 a) ** b) *** c) ns 10/19/26
Orientation index 500g_right hand (°/s) 10.46 (9.32) 13.17 (7.09) 5.17 (3.36) <  0.0001 a) * b) *** c) ns 10/19/27
Position index 500g_left hand (cm/s) 3.43 (1.35) 3.59 (1.65) 1.56 (0.83) <  0.0001 c) *** d) *** e) ns 10/19/26
Position index 500g_right hand (cm/s) 3.20 (1.91) 3.68 (1.56) 1.84 (1.47) <  0.0001 c) ** d) *** e) ns 10/19/27
  1. * a) INCAT ≤1 vs. HC, b) INCAT ≥2 vs. HC, c) INCAT ≤1 vs. INCAT ≥2
  2. ** INCAT-A ≤ 1/ INCAT ≥2/ HC