TABLE 1.

Characteristics of the study sample

	Male	Female	p Overall
	n = 195	n = 196
Age t0 (years)	12.4 (2.40)	12.7 (2.54)	0.340
Age t1 (years)	13.1 (2.42)	13.4 (2.50)	0.206
Participants at t1	154 (79.0%)	167 (85%)	0.140
Participants at t2	127 (65.1%)	132 (67%)	0.721
Time difference t0‐ >t1 (years)	0.72 (0.29)	0.78 (0.34)	0.067
Socioeconomic status			0.649
Low	4 (2%)	2 (1%)
Middle	102 [52%]	100 (51%)
High	85 (44%)	92 (47%)
Missing	4 (2%)	2 (1%)
COVID‐19 among friends/family t1			0.422
No	155 (79.5%)	156 (80%)
Yes, but only mild symptoms	7 (3.59%)	12 (6%)
Missing	33 (16.9%)	28 (14%)
COVID‐19 among friends/family t2			0.200
No	130 (66.7%)	123 (63%)
Yes, but only mild symptoms	9 (4.62%)	19 (10%)
Yes, at least someone is seriously ill	2 (1.03%)	4 (2%)
Missing	54 (27.7%)	50 (25%)

Note: Summary statistics are given as mean and standard deviation for continuous variables and counts and percentages for discrete variables. The respective tests for differences between males and females were t‐tests and χ ² tests.