TABLE 4

Adjusted IRRs for Pediatric Outpatient Visits and Well-Child Visits Between Exposed and Nonexposed Person-Time, According to Parental Marital Status and Age

Parent AgeOutpatient VisitsWell-Child Visits
IRR (95% CI)PIRR (95% CI)P
Married parents
    <24 y1.18 (1.14–1.20)<.0011.24 (1.22–1.26)<.001
    24–27 y1.08 (1.06–1.10)<.0011.10 (1.08–1.12)<.001
    28–31 y1.03 (1.01–1.05).0121.04 (1.03–1.06)<.001
    ≥32 y1.04 (1.01–1.06).0021.02 (1.00–1.04).031
Single parents
     <24 y0.82 (0.74–0.91)<.0010.96 (0.87–1.05).375
    24–27 y0.83 (0.74–0.92)<.0010.88 (0.80–0.97).009
    28–31 y0.86 (0.77–0.97).0110.99 (0.88–1.12).909
    ≥32 y0.97 (0.83–1.13).6640.93 (0.83–1.04).203
  • Exposure was parental deployment. Point estimates and CIs were determined through Poisson regression analyses clustered according to child.