. 2019 Mar 7;6(4):ofz120. doi: 10.1093/ofid/ofz120

Table 3.

Cross-Tabulation of Institute of Medicine and Missed-Visits Retention Measures^a

Retention per IOM Measure^b	Patients, No. (%)
	Retained per Missed-Visits Measure (0 No-Shows)	Not Retained per Missed-Visits Measure (≥1 No-Show)
Retained	1725 (41)	1753 (42)
Not retained	251 (6)	433 (10)

Abbreviations: IOM, Institute of Medicine;

^aCovariates include site, age, race/ethnicity, sex, human immunodeficiency virus transmission risk group, and pre–antiretroviral therapy CD4⁺ cell count and viral load.

^bThe IOM measure defines retention as having ≥2 kept (attended) primary care visits separated by ≥90 days during a 12-month period.