| |
Eligibility criteria specified
|
Randomized allocation
|
Concealed allocation
|
Baseline similarity
|
Blinded subjects
|
Blinded therapists
|
Blinded assessors
|
Adequate follow-up
|
Intention to treat analysis
|
Comparison between groups
|
Point estimates and variability
|
|---|
|
Kappa (mean/SE)
|
0.629 ± 0.331
|
0.755 ± 0.228
|
− 0.083 ± 0.059a
|
0.567 ± 0.273
|
0.270 ± 0.234
|
0.316 ± 0.253
|
0.698 ± 0.187
|
0.025 ± 0.212
|
0.316 ± 0.175
|
1.000 ± 0.000
|
0.161 ± 0.275
|
|
95% Confidence Interval (CI)
|
−0.021 to 1.000
|
0.307 to 1.000
|
−0.198 to 0.032
|
0.032 to 1.000
|
−0.190 to 0.729
|
− 0.179 to 0.811
|
0.330 to 1.000
|
− 0.390 to 0.440
|
−0.027 to 0.659
|
1.000 to 1.000
|
−0.378 to 0.700
|
|
Observed agreement percentage (P0)
|
92.31%
|
92.31%
|
84.62%
|
84.62%
|
61.54%
|
76.92%
|
84.62%
|
53.82%
|
61.54%
|
100.00%
|
69.23%
|
|
Expected agreement percentage (Pe)
|
79.29%
|
68.64%
|
85.80%
|
64.50%
|
47.34%
|
66.27%
|
49.11%
|
52.66%
|
43.79%
|
73.96%
|
63.31%
|
- aThe kappa score for this item was negative despite having a high number of agreement. This occurred because the expected agreement percentage was greater than the observed agreement percentage
