TABLE 1 •. Percentage of LHDs Which Send or Receive Health Information Electronically by Type of Organizations in the Exchange Relationship, 2015^a.

			LHD Jurisdiction Population Size				Governance Category
			<50 000	50 000-499 999	≥500 000		State	Local	Shared
Organizations in Exchange Relationship	Send, %	Receive, %	Send or Receive (vs Neither), %	Send or Receive (vs Neither), %	Send or Receive (vs Neither), %	P	Send or Receive (vs Neither), %	Send or Receive (vs Neither), %	Send or Receive (vs Neither), %	P
State department of health and/or human services	61.0	67.0	70.2	73.7	57.6	<.001	47.9	70.9	89.3	<.001
Laboratories	29.0	54.0	52.2	58.9	60.9	.01	34.7	53.9	82.3	<.001
Hospitals	25.0	39.0	36.0	39.9	59.3	<.001	21.2	39.8	47.6	<.001
County/city departments/program outside local health department	30.0	33.0	30.6	39.5	44.5	<.001	34.9	34.7	32.7	.87
Primary care clinics	21.0	25.0	25.0	25.3	34.5	.09	10.4	26.5	33.3	<.001
Pharmacies	16.0	14.0	13.1	24.2	36.8	<.001	20.3	15.5	46.3	<.001
Long-term care facilities	11.0	15.0	11.9	20.3	18.2	<.001	5.2	16.4	15.0	<.001
Home health agencies	13.0	14.0	16.7	12.5	8.3	.01	7.8	15.6	13.2	.03
Health or county-based purchasing plans	10.0	13.0	15.0	11.6	16.2	.13	0.0	15.3	14.4	<.001
Jail/correctional health	8.0	12.0	8.8	13.7	34.8	<.001	7.8	11.4	24.3	<.001

Abbreviation: LHD, local health department.

^aP values for the population categories are based on Somer's D, and for governance category, based on χ². Italicized values show significance of subgroup differences at P ≤ .05. Number of observations ranges from 220 to 274.