From Health Affairs:
The first study to use a nationally representative sample to describe after-hours care in the US demonstrated that emergency room usage is significantly lower when patients have access to after-hours services with their primary care provider. According to the study, 30.4 percent of patients with after-hours access to their primary care providers reported emergency room use, compared to 37.7 percent of those lacking after-hours access. Another key finding: patients with access to after-hours care reported a significantly lower rate of unmet medical need: 6.1 percent versus 13.7 percent of those lacking after-hours access.
Read the article here.