Table 1.

Characteristics of Massachusetts physicians with electronic health records

Characteristic	% Of responders* (N=561)
Sex
Male	61.9
Female	37.1
Years since graduation†
0–9	16.8
10–14	23.2
15–19	19.8
20–29	24.6
30+	14.1
Practice type
Solo, primary care	6.1
Solo, specialty care	5.5
Primary care group/partnership	26.9
Single specialty group/partnership	32.6
Multi-specialty group/partnership	25.7
Practice size
Solo (1–2 physicians)	15.2
Medium (3–5 physicians)	20.5
Large (6+ physicians)	60.8
Teaching‡
Yes	64.9
No	33.5

*Unweighted results. Unweighted results are reported in Table 1. Tables 2–4 report results with weights applied (see Methods section).

^†From medical school.

^‡Survey asked physicians whether there were medical students or residents in their practice.