Outcomes by Cohort and Time Point
depression, Depression, behavioral difficulties, caseness
A and B, Risk for depression was assessed using the Center for Epidemiological Studies for Depression scale (CES-D; range, 0-60; cutoff for caseness [dotted line], >27 points). C and D, Social, emotional, and behavioral difficulties were assessed using the Strengths and Difficulties Questionnaire (SDQ; range, 0-40; cutoff for high social, emotional, and behavioral difficulties [dotted line], >17 points). E and F, Mental well-being was assessed using the Warwick-Edinburgh Mental Well-Being Scale (WEMWBS; range, 14-70; cutoff for possible mental health difficulties [dotted line], <45 points).Time point 3 (T3) for cohort 1 was from September 21, 2018, to February 14, 2019, and for cohort 2 was September 4, 2019, to January 17, 2020. Time point 4 (T4) for cohort 1 was from September 10, 2019, to January 15, 2020, and for cohort 2 was February 23, 2021, to June 21, 2021.