Table 1.
Stage | Case | Control | Total | Case Mean (SD) | Control Mean (SD) | Corrected Case Mean | p Value * |
---|---|---|---|---|---|---|---|
I | 34 | 136 | 170 | 0.6195 (0.1035) | 0.6461 (0.1018) | 0.6214 | <0.05 |
II | 39 | 136 | 175 | 0.6021 (0.1109) | 0.6459 (0.1017) | 0.6041 | <0.05 |
III | 695 | 136 | 831 | 0.5748 (0.1205) | 0.6518 (0.1083) | 0.5715 | <0.05 |
IV | 131 | 136 | 267 | 0.5588 (0.1154) | 0.6486 (0.1031) | 0.5583 | <0.05 |
SD, standard deviation.