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Table 4 Level of education experience: Summary of effects, estimated variance components and reliability coefficients

From: Validity of a new assessment rubric for a short-answer test of clinical reasoning

PT group (n = 16)
Effect df MS (PT) VC (PT) % VC (PT)
p 15 35.1493 0.2761 17.4239
r 1 50.2609 0.0570 3.5970
q 17 12.3626 0.1075 6.7825
i:q 28 1.1671 0.0110 0.6924
pr 15 7.3319 0.1319 8.3238
pq 255 2.6669 0.3093 19.5244
pi:q 420 0.4812 0.0803 5.06634
rq 17 1.7434 0.0111 0.7025
ri:q 28 0.6554 0.0209 1.3204
prq 255 0.9652 0.2588 16.3313
pri:q 420 0.3206 0.3206 20.2357
    1.5844 100
G-coefficient (95 % confidence interval) 0.657 (0.536–0.752)
Novice group (n = 14)
Effect df MS (novice) VC (novice) % VC (novice)
p 13 7.2683 0.0186 1.3620
r 1 0.8455 0 0
q 17 14.1553 0.1236 9.0729
i:q 28 3.8639 0.0938 6.8854
pr 13 3.7050 0.0534 3.9186
pq 221 2.3371 0.2300 16.88143
pi:q 364 0.6905 0.08780 6.4392
rq 17 1.5828 0.0006 0.0448
ri:q 28 1.0611 0.0390 2.8626
prq 221 1.0155 0.2009 14.7450
pri:q 364 0.5150 0.5150 37.7886
    1.36274 100
G-coefficient (95 % confidence interval) 0.203 (0.017–0.376)