Effect of light on clinical symptoms
A significant tendency was observed for the effects of time and group on BDI scores, but no significant correlation was found between time and group effects and the scores on the HAM-D, YMRS, or VAS of mood. After adjusting for variables, such as age, sex, and log-transformed environmental light, no significant effects of time or group were found on the BDI, HAM-D, YMRS, or VAS of mood (Supplementary Table 