Table 3.

Attitudes toward hygiene and reported hygiene behavior of index patients and household contacts

Variable	Yes	All	%
Household contacts (n = 267)
Do you think, hand cleaning could reduce secondary infection?*	144	178	80·9
Cleaned hands more often in general	144	260	55·4
Cleaned hands regularly** after physical contact with index	29	48	60·4
Cleaned hands regularly** after contact with household items	54	202	26·7
Cleaned hands regularly** in other situations	39	258	15·1
Adopted other measures to prevent infection	92	261	35·2
Do you think, face mask wearing could reduce secondary infection?*	70	149	47·0
Worn face mask at some time?	6	267	2·3
Index patients (n = 108)
Do you think, hand cleaning could reduce secondary infection?*	25	36	69·4
Cleaned hands more often in general	52	106	49·1
Cleaned hands regularly** before contact with household items	20	107	18·7
Cleaned hands regularly** in other situations	19	108	17·6
Cleaned hands regularly** after coughing/sneezing	52	108	48·2
Adopted other measures to prevent secondary infection	51	103	49·5
Do you think, face mask wearing could reduce secondary infection?*	23	34	67·7
Worn face mask at some time?	7	99	6·6

*Only adult household contacts.

**Regularly: always or mostly.