Table 1.

Summary Data for Patient Population That Had Any Diagnostic Testing Performed in 2018

		Active Patient Portal Account
	Number of Unique Patients	Total	At Least One Report Viewed	No Report Viewed	Inactive Patient Portal Account	Activation Significance1	Viewed vs. Not Viewed Significance2
Overall	40640	43.3%	16.9%	26.4%	56.7%	N/A	N/A
Female	21083	48.6%	20.2%	28.5%	51.4%	p < 0.0001	p < 0.0001
Male	19557	37.6%	13.3%	24.2%	62.4%
No outpatient diagnostic tests in 2018	13452	32.5%	10.1%	22.4%	67.5%	p < 0.0001	p < 0.0001
Outpatient diagnostic tests in 2018	27188	48.7%	20.2%	28.4%	51.3%
Only one inpatient admission in 2018	30083	40.6%	13.7%	26.9%	59.4%	p < 0.0001	p < 0.0001
Two or more admissions in 2018	10557	51.1%	26.0%	25.1%	48.9%
Only lab or imaging tests done in 2018	29102	43.5%	14.5%	29.1%	56.5%	N.S. p = 0.13	p < 0.0001
Both lab and imaging tests in 2018	11538	42.7%	22.9%	19.8%	57.3%
Primary language not English	1112	29.6%	9.4%	20.2%	70.4%	p < 0.0001	p < 0.0001
Primary language English	39528	43.7%	17.1%	26.6%	56.3%
Public insurance/Uninsured	23394	36.8%	13.3%	23.5%	63.2%	p < 0.0001	p < 0.0001
Commercial insurance	17246	52.1%	21.7%	30.4%	47.9%
Self-declared race not White	4948	33.0%	12.1%	20.8%	67.0%	p < 0.0001	p < 0.0001
Self-declared race White	35692	44.7%	17.5%	27.2%	55.3%
No legal proxy for patient	39935	43.0%	16.6%	26.3%	57.0%	p < 0.0001	p < 0.0001
Legal proxy for patient	705	63.1%	29.9%	33.2%	36.9%

¹Fisher exact t-test for number of patients with activated patient portal account compared to number of patients who have not activated patient portal accounts.

²Fisher exact t-test for number of patients with viewed at least one report from diagnostic testing compared to number of patients who did not view any reports.