|  |  |  |  | 95% Confidence Interval | |
---|---|---|---|---|---|---|
(I) Sample | (J) Sample | Mean Difference (I-J) | Std. Error | Sig. | Lower Bound | Upper Bound |
Day 4 | Day 5 | -2.66558* | .72340 | .024* | -4.8852 | -.4460 |
 | Day 7 | -2.70786 * | .72340 | .022* | -4.9275 | -.4883 |
Day 5 | Day 4 | 2.66558 * | .72340 | .024* | .4460 | 4.8852 |
 | Day 7 | -.04228 | .72340 | .998 | -2.2619 | 2.1773 |
Day 7 | Day 4 | 2.70786* | .72340 | .022* | .4883 | 4.9275 |
 | Day 5 | .04228 | .72340 | .998 | -2.1773 | 2.2619 |