The first wave of COVID-19 and mental distress of physician residents in Brazil: a comparison between two cohorts

Table 1 Sample characteristics

Variable	COVID-19 cohort (n = 524)	Control cohort (n = 1 419) [6]	p
Sex, female^a	310 (59.2)	866 (61.0)	0.831
Age^b	28 (26–30)	28 (27–30)	0.006
South-Southeast region^a	363 (69.3)	972 (68.5)	0.783
PGY^b	2 (2–3)	2 (1–3)	< 0.001
Specialty in training^a			< 0.001
Surgical	312 (59.5)	610 (43.0)
Medical	184 (35.1)	736 (51.9)
Diagnostic	28 (5.3)	73 (5.2)
Workload, up to 60 h/week^a	431 (82.3)	717 (50.6)	< 0.001^c
Weekly day off^a	417 (79.6)	929 (65.5)	< 0.001^c
Resting after overnight shifts^a	401 (76.5)	1 024 (72.7)	0.092

^an (%)
^bMedian (interquartile range)
^cThose differences persisted after controlling for confounders
COVID-19 cohort was collected in June 2020 (the first wave), and the control in November and December 2019

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