Figure 2. Changes in Life Expectancy Associated With an Increase in 10 Primary Care Physicians per 100 000 Population Using Alternative Model Specifications.

Additional alternative specifications are available in the Supplement. Data to the right of 0 reflect an increase in life expectancy in days. Larger marker size indicates more concentrated distributions (lower variance). Error bars indicate 95% CIs. PCSA indicates primary care service area; HRR, hospital referral region.