Table 3.

Reasons for establishing a smoke-free home comparing those with a complete smoke-free home policy with those without a complete policy (%).

Characteristic	Total  N = 500	Complete policy  n = 176	No or partial policy  n = 324	P
Health concernsa score, mean ± SD	2.74 ± 0.64	2.83 ± 0.54	2.69 ± 0.65	0.045
To protect your family from the harmful effects of  secondhand smoke, %	95.2	95.5	95.1	0.841
To avoid being bothered by tobacco smoke, %	88.1	93.6	85.1	0.005
To show that you care about the health of people you live  with, %	90.7	93.7	89.1	0.090
Children concernsb score, mean ± SD	1.79 ± 0.47	1.88 ± 0.38	1.75 ± 0.51	0.001
To discourage children from starting to smoke, %	91.8	93.7	90.7	0.265
To keep children from getting sick and missing school, %	87.5	94.3	83.8	0.001
Quitting concernsc, score, mean ± SD	1.80 ± 0.55	1.84 ± 0.51	1.78 ± 0.57	0.227
To encourage yourself/smokers you live with to smoke  less, %	91.2	92.6	90.4	0.413
To encourage yourself/smokers you live with to quit  smoking, %	89.0	91.5	87.7	0.192
Cleanliness concernsd, score, mean ± SD	2.37 ± 0.92	2.54 ± 0.75	2.28 ± 0.99	0.001
To avoid unpleasant odors	88.6	91.4	87.0	0.142
To make the home easier to clean, %	84.9	92.5	80.7	<0.001
To make the home easier to sell or rent, %	63.9	70.1	60.5	0.030
Other concernse, score, mean ± SD	2.38 ± 0.91	2.60 ± 0.75	2.27 ± 0.96	<0.001
To avoid annoying others, %	85.3	91.3	82.0	0.005
To reduce the chance of having a house fire, %	82.6	90.8	78.2	<0.001
To protect the health of pets, %	62.1	73.8	55.8	<0.001

^aHealth concerns = sum score of three items (0 = no, 1 = yes).

^bKids concerns = sum score of two items (0 = no, 1 = yes).

^cQuit concerns = sum score of two items (0 = no, 1 = yes).

^dCleanliness concerns = sum score of three items (0 = no, 1 = yes).

^eOther concerns = sum score of three items (0 = no, 1 = yes).