TABLE 1

Characteristics of Enrolled Parents by Product Use

CharacteristicParent Uses Only Cigarettes (N = 646), n (%)Parent Uses Only E-cigarettes (N = 34), n (%)Parent Is Dual User of Cigarettes and E-cigarettes (N = 81), n (%)P
Smoking status<.001
Quit smoking in past 2 y0 (0.0)34 (100.0)0 (0.0)
Currently smokes cigarettes646 (100.0)0 (0.0)81 (100.0)
Age of parent, y<.05
 18–2499 (15.3)6 (17.6)16 (19.8)
 25–44474 (73.4)28 (82.4)59 (72.8)
 ≥4573 (11.3)0 (0.0)6 (7.4)
Parent sex.03
 Female539 (83.4)22 (64.7)65 (80.2)
 Male107 (16.6)12 (35.3)16 (19.8)
Education level.14
 No college388 (60.1)15 (44.1)51 (63.0)
 Some college or more255 (39.5)19 (55.9)29 (35.8)
Parent race and/or ethnicity.62
 Non-Hispanic black or African American67 (10.4)4 (11.8)5 (6.2)
 Non-Hispanic white540 (83.6)28 (82.4)70 (86.4)
 Hispanic8 (1.2)1 (2.9)3 (3.7)
 Other or multiracial29 (4.5)1 (2.9)3 (3.7)
Child insurance status.50
 Medicaid385 (59.6)16 (47.1)46 (56.8)
 HMO and/or private insurance231 (35.8)17 (50.0)32 (39.5)
 Self-pay or other26 (4.0)1 (2.9)2 (2.5)
Reason for visit.86
 Sick child164 (25.4)9 (26.5)17 (21.0)
 Well child398 (61.6)21 (61.8)55 (67.9)
 Other84 (13.0)4 (11.8)9 (11.1)
Parent tobacco use, cigarettes per d.75
 ≥10391 (60.5)0 (0.0)47 (58.0)
 <10254 (39.3)0 (0.0)33 (40.7)
Other household smokers.08
 ≥1373 (57.7)14 (41.2)52 (64.2)
 None270 (41.8)20 (58.8)29 (35.8)
  • Missing data were not included. P values are calculated by using the maximum likelihood ratio χ2 test and were calculated for the whole category. HMO, health management organization.