TABLE 4

Factors Associated With M-CHAT Completion

CharacteristicCompleted M-CHAT, n (%)Univariable AnalysisMultivariable Analysisa
PR95% CIPAPR95% CIP
Sex
 Male23 432 (76.6)Reference
 Female21 993 (77.0)1.000.98–1.02.58
Race and ethnicity
 Non-Hispanic white37 553 (77.2)Reference
 Hispanic4602 (73.1)0.950.92–0.98.0030.960.93–0.99.009
 Non-Hispanic black508 (76.7)0.960.87–1.04.310.960.88–1.05.369
 Asian or Pacific Islander1158 (79.9)0.970.92–1.03.340.970.91–1.03.332
Location
 Urban31 459 (78.3)Reference 0.99
 Rural669 (59.2)0.990.92–1.08.951.010.93–1.09.794
 Mix12 527 (75.0)1.010.99–1.04.181.020.94–1.10.654
SES
 1 (highest)11 797 (83.4)Reference
 212 874 (79.4)1.000.98–1.03.671.010.98–1.03.574
 38915 (74.8)1.000.97–1.02.781.000.97–1.03.895
 46164 (73.3)1.000.97–1.03.991.010.98–1.05.476
 5 (lowest)4905 (67.0)0.960.92–0.99.020.970.94–1.01.159
Insurance
 Medicaid8613 (74.4)Reference
 Private25 304 (76.0)1.010.98–1.03.63
 Self-pay2196 (78.2)1.010.97–1.04.71
Provider type
 Pediatrician44 600 (79.9)Reference
 Family physician240 (9.4)0.120.09–0.15<.0010.120.09–0.15<.001
 Advanced practice clinician558 (77.2)0.760.60–1.02.070.780.56–1.03.077
Visit type
 18-mo23 569 (76.8)Reference
 24-mo21 857 (76.8)0.990.98–1.02.10
  • PR, prevalence ratio; —, not applicable.

  • a Covariates included in multivariable model: sex, race and ethnicity, location, SES, and insurance.