Table 3.

Adjusted Annual Percentage of Service Receipt by Care Category ^*

Rate of Service Receipt: Category 1 (No Regular Care)
Marginal Increase for Category 2 (Site Continuity) over Category 1 (No Regular Care)
Marginal Increase for Category 3 (Provider Continuity) over Category 2 (Site Continuity)
Characteristic
%
% (95% CI)
% (95% CI)
Influenza vaccination (Age 55+)	37.5	10.4 (4.5 to 16.3)§	6.0 (1.4 to 10.5)‡
Mammogram (Women, age 50+)	36.0	12.6 (5.1 to 20.1)§	6.2 (0.4 to 11.9)†
Smoking cessation advice (Smokers, age 18+)	39.7	5.6 (−1.7 to 12.8)	2.5 (−2.3 to 7.3)

^*Five percent of patients had missing data and were omitted from the adjusted analyses.

^†P < .05.

^‡P < .01.

^§P < .001.

CI, confidence interval.