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Table 5 Components of Variance used for calculation of the BT region Method Agreement ICCs in table 4

From: Testing the proficiency to distinguish locations with elevated plantar pressure within and between professional groups of foot therapists

Part A
  Podiatrist Pedorthist Orthotist
Source σ2 % SE σ2 % SE σ2 % SE
P 0.1065 25 0.078 0.0831 18 0.061 0.0458 9 0.034
P × M 0.0630 15 0.051 0.0912 20 0.070 0.1667 34 0.121
P × T 0.0593 14 0.014 0.0407 9 0.012 0.0139 3 0.006
S within P 0.0435 10 0.038 0.0377 8 0.027 0.0188 4 0.010
M × S within P 0.0519 12 0.034 0.0815 18 0.053 0.1611 33 0.104
T × S within P 0.0074 2 0.002 0.0134 3 0.004 0.0153 3 0.004
Total 0.3315    0.3477    0.4215   
Part B
  Podiatrist Pedorthist Orthotist
  σ 2 % SE σ 2 % SE σ 2 % SE
P × M × T 0.0870 20 0.028 0.0755 17 0.024 0.0375 8 0.012
M × T × S within Pe 0.0148 3 0.004 0.0269 6 0.007 0.0306 6 0.008
Total 0.1019    0.1023    0.0681   
  1. Total percentage is the summation of part A and B. σ 2 = estimated variance component, P = patient, M = method, G = group, T = therapist, S = side, and e designates the ultimate 'error' σ2 component in the model specified. SE = standard error, BT = big toe