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. 2021 Jun 1;57(3):579–586. doi: 10.1111/1475-6773.13677

TABLE 1.

Characteristics of MassHealth enrollees with at least one acute inpatient stay in 2016

4+ Hospitalizations 1–3 Hospitalizations
Hospital user type # Column % # Column % P‐value a
ALL 3728 100.0% 39 066 100.0%
Male 2873 77.1% 19 533 50.0% <0.001
Age group
18–34 1041 27.9% 11 815 30.2% <0.001
35–54 1829 49.1% 17 427 44.6%
55–64 858 23.0% 9824 25.2%
Race/Ethnicity
White/Non‐Hispanic 1817 48.7% 18 920 48.4% <0.001
Black/Non‐Hispanic 337 9.0% 3469 8.9%
Hispanic 219 5.9% 2988 7.7%
Other/unknown 1355 36.4% 13 689 35.0%
Mean HCC morbidity score (standard deviation) 3.3 (2.2) 1.9 (1.5) <0.001
Housing problems b 1233 33.1% 8614 22.0% <0.001
Disabled c 1643 44.1% 10 682 27.3% <0.001
Serious mental illness 3103 83.2% 23 513 60.2% <0.001
Substance use disorder 2873 77.1% 19 533 50.0% <0.001
Any LTSS use 1769 47.5% 9265 23.7% <0.001
Mean neighborhood stress score (standard deviation) d 0.1 (2.2) 0.0 (2.1) 0.006

Note: Authors' calculations using data on 74 706 hospitalizations between January 1 and December 1, 2016 of 42 794 MassHealth managed care eligible adult members.

Abbreviations: HCC, morbidity burden measured using the CMS‐HCC diagnosis‐based Hierarchical Condition Category score; LTSS, long‐term services and supports.

a

Chi‐square or Student t test.

b

Housing problem is defined as 3+ distinct addresses or homelessness (Z59.0) on claims or encounter records during 2016.

c

Disability status is Medicaid entitlement for disability or qualification for specialized services for mental health or developmental disabilities in 2016.

d

Neighborhood stress score summarizes seven neighborhood‐level indicators of economic stress using U.S. Census block group data.