. Author manuscript; available in PMC: 2023 Jun 1.

Published in final edited form as: Jt Comm J Qual Patient Saf. 2022 Apr 2;48(6-7):335–342. doi: 10.1016/j.jcjq.2022.03.002

Table 2.

Accuracy of an EHR-generated Report to Identify Patients with Uncontrolled Diabetes (HbA1c >9%) Who Had Delays in Repeat Testing, and Cause for Misclassifications Identified on Chart Review^*

	Study population (N = 200)
Confirmed delay in care	82 (75–87)
Misclassifications	18 (13–25)
Timely result available in EHR	9 (5–14)
Data entry error	1 (0–3)
Follow up not expected	8.5 (5–13)
Single visit^†	3
Moved out of state^‡	2.5
Left practice^‡	2
PCP outside of JHHS	1

Results are listed as % of the study population with (95% CI) where appropriate.

^†

Patient was seen in urgent care, After Care Clinic (following hospital admission), or Executive Health (utilized by patients visiting Baltimore from out of town or abroad). These patients were not expected to continue follow up for primary care.

^‡

Within 6 months of elevated HbA1c test.

her, electronic health record; PCP, primary care physician; JHHS, Johns Hopkins Health System.