Table 1 Demographic characteristics by race/ethnicity (N = 17,750)

Age

<0.001

65–69

7137

(40.2)

3979

(34.9)

2179

(48.4)

979

(53.3)

70–74

5274

(29.7)

3510

(30.8)

1266

(28.1)

498

(27.1)

75–79

3089

(17.4)

2264

(19.8)

606

(13.5)

219

(11.9)

> 80

2250

(12.7)

1659

(14.5)

450

(10.0)

141

(7.70)

Gender

<0.001

Male

7861

(44.2)

5179

(45.4)

1808

(40.2)

874

(47.6)

Female

9889

(55.7)

6233

(54.6)

2693

(59.8)

963

(52.4)

Primary language

<0.001

Not English

3109

(17.5)

1578

(13.8)

59

(1.30)

1472

(80.1)

English

14,641

(82.5)

9834

(86.2)

4442

(98.7)

365

(19.9)

Medicare/Medicaid Dual Enrollment

<0.001

Not dual-enrolled

15,836

(89.2)

10,616

(93.0)

3750

(83.3)

1470

(80.0)

Dual-enrolled

1914

(10.8)

796

(7.0)

751

(16.7)

367

(20.0)

Disability Status

<0.001

Not living with a disability

15,691

(88.4)

10,298

(90.2)

3703

(82.2)

1690

(92.0)

Living with disability

2059

(11.6)

1114

(9.8)

798

(17.7)

147

(8.0)

Low-Income Status

<0.001

Non-low-income

14,611

(82.3)

10,080

(88.3)

3317

(73.7)

1214

(66.1)

Low-income

3139

(17.7)

1332

(11.7)

1184

(26.3)

623

(33.9)

Social Connectedness Intervention

0.001

Did not participate

17,072

(96.2)

11,041

(96.8)

4262

(94.7)

1769

(96.3)

Participated

678

(3.8)

371

(3.3)

239

(5.3)

68

(3.7)

Charlson Comorbidity Index, mean (SD)

4.27

(0.01)

4.31

(0.02)

4.38

(0.03)

3.94

(0.04)

0.03

Pre-index Inpatient Admits/1000, mean (SD)

98.1

(3.43)

98.7

(4.33)

98.3

(6.8)

89.7

(11.5)

0.45