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Table 2 G-study results: estimated variance components with the p x c x r design for two types of scores

From: Clinical assessment of transthoracic echocardiography skills: a generalizability study

 

TTE global rating scores

TTE total checklist scores

VC

Estimate

SE

% of total

d.f.

Estimate

SE

% of total

d.f.

P

0.949

0.487

66.6

8

11398.458

5220.439

88.8

8

R

0.000

0.016

0.0

1

339.363

313.301

2.6

1

C

0.028

0.050

1.9

2

215.851

187.863

1.7

2

pr

0.144

0.092

10.1

8

258.600

179.965

2.0

8

pc

0.102

0.069

7.1

16

232.329

157.676

1.8

16

rc

0.032

0.037

2.3

2

0.000

34.302

0.0

2

prc,e

0.171

0.057

12.0

16

394.993

131.664

3.1

16

  1. TTE = transthoracic echocardiography, VC = variance components, SE = standard error, d.f. = degrees of freedom.