eTable 4. Characteristics of the DEGS1 population.

	Childcare workers in day-care centers (women)	General population (women)
	N (%)	N (%)
Total	126 (3.4)	3541 (96.6)
Age
Median (SD)	48 (14.8) years	49 (14.4) years
18–29 years	24 (19.0)	523 (14.8)
30–39 years	15 (11.9)	526 (14.9)
40–49 years	30 (23.8)	793 (22.4)
50–70 years	57 (45.2)	1699 (48.0)
Survey type
Examination and questionnaire	115 (91.3)	3127 (88.3)
Questionnaire only	11 (8.7)	414 (11.7)
Determination of vaccination status
With vaccination card	99 (78.6)	2474 (69.9)
Without vaccination card	27 (21.4)	1067 (30.1)
Complete information on vaccination status (with or without vaccination passport) and immune status known
Measles, mumps, rubella	88 (69.5)	2324 (65.6)
Hepatitis A	107 (84.9)	2905 (82.0)
Pertussis (vaccination only in the preceding 10 years)	118 (93.7)	3169 (89.5)

DEGS1, German Health Interview and Examination Survey for Adults;

SD, standard deviation