Table II.

Median, Interquartile Range (IQR), and Spearman’s Correlations Among Study Variables for the Full Sample and Stratified by Caregiver Smoking Status

	1.	2.	3.	Median (IQR)
Full Sample (n = 268)
1. Health literacy	—	—	—	7.00 (6.00, 7.00)
2. Outcome expectancies	.30**	—	—	68.00 (60.00, 76.00)
3. Air nicotine	−.18**	−.14*	—	0.93 (0.17, 2.92)
4. Salivary cotinine	−.19**	−.18**	.62**	3.97 (1.67, 7.44)

Smokers (n = 185)
1. Health literacy	—	—	—	7.00 (6.00, 7.00)
2. Outcome expectancies	.29**	—	—	67.00 (58.50, 75.00)
3. Air nicotine	−.16*	−.06	—	1.23 (0.24, 3.37)
4. Salivary cotinine	−.21**	−.13	.60**	4.64 (2.22, 7.69)

Nonsmokers (n = 83)
1. Health literacy	—	—	—	7.00 (6.00, 7.00)
2. Outcome expectancies	.31**	—	—	69.00 (61.00, 78.00)
3. Air nicotine	−.26*	−.26*	—	0.45 (0.13, 1.59)
4. Salivary cotinine	−.14	−.27*	.64**	2.36 (1.15, 6.83)

Note. *p < .05, ** p < .01. Log transformed cotinine and nicotine values used in correlation analysis and raw values presented for median (IQR).