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. 2022 Mar 31;5(3):e225484. doi: 10.1001/jamanetworkopen.2022.5484

Table 1. Demographic Characteristics and Acute Care Use of Blue Cross Blue Shield of Michigan Beneficiaries by Primary Care Attribution Statusa.

Characteristic Attributed to PCP (n = 1 490 734) No PCP (n = 32 436)
Age, mean (SD), y 39.8 (22.2) 31.4 (15.1)
Sex
Female 52.9 38.6
Male 47.1 61.4
Comorbiditiesb
Cancer 4.7 0.2
Diabetes 10.0 0.8
Immune compromise 1.4 0.2
CHF 3.1 0.2
COPD 3.7 0.4
CKD 2.1 0.4
Telehealth visits (March to August 2020)c 0.5 0.0
Acute care visits (January 2019 to September 2020)c
Emergency department 0.49 0.23
Hospitalizations 0.09 0.03
ACSC visits
Anyd 0.04 0.02
Acute 0.03 0.01
Chronic 0.02 0.01

Abbreviations: ACSC, ambulatory care–sensitive condition; CHF, congestive heart failure; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; PCP, primary care practice.

a

Data are presented as percentages unless otherwise indicated. Data are from an analysis of Blue Cross Blue Shield of Michigan claims for 2019 to 2020.

b

Comorbidities identified from hierarchical condition categories.

c

Mean visits per beneficiary.

d

Emergency department visits or hospitalizations for ACSCs identified using International Statistical Classification of Diseases and Related Health Problems, Tenth Revision (ICD-10) codes.