Table 4. Sample Descriptive Statistics and Documentation Scores

Continuous Data	Values^*	Documentation Scores (%)^{^†}
Age (years), mean (SD)	64.7 (12.7)	—
Years in practice, mean (SD)	8.3 (4.6)	—
Visits in 2013, mean (SD)	4.5 (2.0)	—
Continuity of care, mean (SD)^{^‡}	0.8 (0.2)	—
Race/ethnicity
Non-Hispanic white	33.3 (50/150)	76.9 (14.5)
Non-Hispanic black	33.3 (50/150)	77.9 (12.5)
Hispanic (any race)	33.3 (50/150)	80.1 (9.7)
Sex
Female	55.3 (83/150)	76.4 (15.0)
Male	44.7 (67/150)	80.7 (7.4)
Marital Status
Single	18.2 (27/148)	72.4 (19.5)
Married	62.8 (93/148)	80.4 (7.3)
Divorced/widowed	18.9 (28/148)	76.4 (15.6)
Insurance
Private	39.3 (59/150)	77.4 (14.9)
Medicare	31.3 (47/150)	79.9 (11.2)
Medicare Advantage	21.3 (32/150)	79.6 (7.3)
Medicaid	8.0 (12/150)	72.8 (13.6)

↵* Data are % (n/N) unless otherwise indicated.
↵† Data are mean (standard deviation).
↵‡ Measured by the Usual Provider Continuity Index (percentage of visits to the same provider).
SD, standard deviation.