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. 2019 Feb 1;143(2):e20181872. doi: 10.1542/peds.2018-1872

TABLE 2.

Participant Characteristics, N = 1196

Characteristics Results
Parent
 Sex, n (%)
  Male 551 (46)
  Female 645 (54)
 Age, y, mean (SD) 42.7 (8.1)
 Race and ethnicity, n (%)
  Non-Hispanic white 839 (70)
  Non-Hispanic black 113 (9)
  Non-Hispanic multiracial or other 79 (7)
  Hispanic 165 (14)
 Education, n (%)
  High school or less 325 (27)
  Some college or more 871 (73)
Child
 Sex, n (%)
  Male 622 (52)
  Female 574 (48)
 Age, y, mean (SD) 12.5 (2.7)
 HPV vaccination status, n (%)
  No doses 719 (60)
  Initiated series (1 dose) 477 (40)

Samples that were randomized to topic conditions did not differ on any key demographics.