TABLE 1

Baseline Characteristics of MenACWY-CRM Recipients 11 Through 21 Years of Age, KPSC, Including the Period From 2011 to 2013

CharacteristicsNumbers
Total, n48 899
Sex, n (%)
 Men23 540 (48.1)
 Women25 359 (51.9)
Race/ethnicity, n (%)
 Hispanic24 046 (49.2)
 White14 563 (29.8)
 African American4584 (9.4)
 Asian2750 (5.6)
 Native American/Alaskan75 (0.2)
 Pacific Islander344 (0.7)
 Multiple403 (0.8)
 Other517 (1.1)
 Unknown1617 (3.3)
Age at index vaccination, mean (SD), y 15.0 (3.4)
 Median (Q1, Q3)16 (11, 17)
 11–17, n (%)37 028 (75.7)
 18–21, n (%)11 871 (24.3)
Previous MCV4 vaccination, n (%)
 No27 951 (57.2)
 >6 mo before index vaccination20 888 (42.7)
 ≤6 mo before index vaccination60 (0.1)
Time since most recent MCV4 dose, mean (SD), y4.1 (1.5)
 Median (Q1, Q3)4.2 (3.1, 5.0)
 Minimum–maximum0.0–12.6
Other vaccinations <6 mo before index vaccination, n (%)
 Yes8656 (17.7)
 No40 243 (82.3)
Concomitant vaccination, n (%)
 Yes35 184 (72.0)
 No13 715 (28.0)
  • Q1, first quartile; Q3, third quartile.