Skip to main content
. Author manuscript; available in PMC: 2020 Jun 1.
Published in final edited form as: Inj Prev. 2018 Feb 7;25(3):191–198. doi: 10.1136/injuryprev-2017-042676

Table 3.

Annual local health care utilization (all-cause) after study enrollment by randomization status

Group Emergency department visits* Inpatient admissions
Median annual rate IQR Mean annual rate** 95% CI Median annual rate IQR Mean annual rate** 95% CI
Comparison group 2.72 5.49 4.85 3.96–5.93 0.43 1.50 1.05 0.80–1.39
Intervention group 2.42 7.35 4.96 4.04–6.10 0.39 1.80 1.29 0.95–1.76
Combined 2.57 6.93 4.90 4.25–5.66 0.41 1.52 1.17 0.95–1.44
*

Regardless of discharge status (may have resulted in inpatient admission)

**

Mean rate per person-year calculated using negative binomial regression with time at-risk exposure variable for available follow-up time (272 to 1064 days, censored at death or December 31, 2015). Note: Rate differences between the intervention and comparison groups were not statistically significant.