Table 1.
Summary of Demographic and Socioeconomic Factors (Sex, Age, Race, Day-care Status) From Interviews After First Dose, KPNC 2002–2005
| All Subjects | DTaP5 | DTaP3 | DTaP-HBV-IPV | |
|---|---|---|---|---|
| Subjects | n (%) | n (%) | n (%) | n (%) |
| Subjects interviewed at first dose, N | 27,391 | 9474 | 6240 | 11,677 |
| Sex | ||||
| Male | 13,979 (51.0) | 4772 (50.4) | 3222 (51.6) | 5985 (51.3) |
| Female | 13,408 (49.0) | 4702 (49.6) | 3016 (48.3) | 5690 (48.7) |
| Not answered | 4 (0.01) | 0 (0.00) | 2 (0.03) | 2 (0.02) |
| Mean age at first dose, mo | 2.18 | 2.21 | 2.19 | 2.15 |
| Race | ||||
| Asian | 4858 (17.7) | 1467 (15.5) | 1143 (18.3) | 2248 (19.3) |
| Black | 2078 (7.6) | 1304 (13.8) | 278 (4.5) | 496 (4.3) |
| Hispanic | 6113 (22.3) | 2026 (21.4) | 1512 (24.2) | 2575 (22.1) |
| White | 8801 (32.1) | 2823 (29.8) | 2115 (33.9) | 3863 (33.1) |
| Multiethnic | 5045 (18.4) | 1674 (17.7) | 1115 (17.9) | 2256 (19.3) |
| Other | 92 (0.3) | 40 (0.4) | 16 (0.3) | 36 (0.3) |
| Not answered | 404 (1.5) | 140 (1.5) | 61 (1.0) | 203 (1.7) |
| In day care? | ||||
| Yes | 1365 (5.0) | 533 (5.6) | 336 (5.4) | 496 (4.3) |
| No | 25,816 (94.3) | 8871 (93.6) | 5882 (94.3) | 11,063 (94.7) |
| Not answered | 210 (0.8) | 70 (0.7) | 22 (0.4) | 118 (1.0) |