Table 1.

Demographic Characteristics of Patient Survey Respondents and Non-respondents

CharacteristicRespondents N (%)Non-respondents N (%)P Value*
Sex.063
    Male441 (34.2)44 (42.7)
    Female805 (62.5)57 (55.3)
    Missing43 (3.3)2 (2.0)
Age<.001
    <40 years555 (43.1)27 (26.2)
    40–64 years568 (44.1)44 (42.7)
    ≥65 years106 (8.2)22 (21.4)
    Missing60 (4.6)10 (9.7)
Race/ethnicity.802
    African American470 (36.4)41 (39.8)
    White641 (49.7)49 (47.6)
    Other123 (9.5)9 (8.7)
    Missing55 (4.3)4 (3.9)
EducationNot collected
    Less than high school121 (9.4)
    High school graduate325 (25.2)
    Some college521 (40.4)
    Bachelor’s degree143 (11.1)
    More than Bachelor’s degree102 (7.9)
    Missing77 (6.0)
IncomeNot collected
    <$15,000231 (17.9)
    $15,000–$24,999153 (11.9)
    $25,000–$39,999223 (17.3)
    $40,000–$69,999272 (21.1)
    ≥$70,000234 (18.2)
    Missing176 (13.7)
  • * χ2 test used to compare proportions of given variables between respondents and non-respondents, except age, which used Student’s t test for comparison of means.

  • Other category includes: Hispanic (35.6%), Asian/Pacific Islander (17.4%), Native American (12.9%), unspecified other (34.1%).