Sample size | Correlation between baseline and post-treatment score | ||||||||
---|---|---|---|---|---|---|---|---|---|
 | 0.1 | 0.2 | 0.3 | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 |
10 | 0.8125 | 0.9773 | 0.6017 | 0.9403 | 0.9722 | 0.8834 | 1.2129 | 1.0851 | 1.1320 |
20 | 1.0160 | 1.1093 | 0.8172 | 0.9348 | 0.7742 | 0.9905 | 0.8124 | 1.0058 | 1.0231 |
30 | 1.0000 | 0.9167 | 0.7785 | 0.8617 | 0.8027 | 0.7756 | 0.8689 | 0.8760 | 1.0096 |
40 | 0.8866 | 0.8596 | 0.8120 | 0.7332 | 0.7365 | 0.7556 | 0.9172 | 0.9067 | 0.929 |
60 | 0.8925 | 0.8996 | 0.7752 | 0.7632 | 0.7418 | 0.8277 | 0.8728 | 0.8841 | 0.9892 |
100 | 0.8822 | 0.8594 | 0.7816 | 0.7259 | 0.7071 | 0.8277 | 0.8639 | 0.8702 | 0.9259 |
200 | 0.8484 | 0.8030 | 0.7611 | 0.6920 | 0.6979 | 0.7591 | 0.8793 | 0.8888 | - |
400 | 0.8512 | 0.8292 | 0.7392 | 0.7113 | 0.6707 | 0.8029 | 0.8336 | - | - |
800 | 0.8781 | 0.9087 | - | - | - | - | - | - | - |