Table 5.

Percentage of Visits Within Age-groups With the Diagnosis of Routine Health Maintenance

	Percentage of Visits, Weighted
Patient Age-group	PRINS	NAMCS Mean (95% CI)
≤ 14 years	28.0	25.6 (24.5–26.7)
15–24 years	13.9	12.2 (11.3–13.1)
25–44 years	6.3	6.8 (6.1–7.5)
45–64 years	6.1	5.3 (4.8–5.8)
65–74 years	1.9	3.6 (2.9–4.2)
≥ 75 years	1.7	2.8 (2.5–3.2)

PRINS = Primary Care Network Survey; NAMCS = National Ambulatory Medical Care Survey; CI = confidence interval.