Table 3 Factors influencing internet and HIT use among people with multi-morbidity, results of bivariate and multivariate logistic regression (n = 5380)

Gender

 Male

1(ref)

1(ref)

1(ref)

1(ref)

 Female

0.83(0.74–0.92)

1.41(1.22–1.63)

0.88(0.79–0.98)

1.36(1.19–1.56)

Age

 65–74

1(ref)

1(ref)

1(ref)

1(ref)

 75–84

0.43(0.38–0.48)

0.41(0.35–0.48)

0.48(0.43–0.55)

0.49(0.42–0.56)

 85 + 

0.17(0.14–0.20)

0.18(0.15–0.23)

0.18(0.14–0.22)

0.21(0.16–0.26)

Marital Status

 Currently married

1(ref)

1(ref)

1(ref)

1(ref)

 Widowed

0.36(0.31–0.41)

0.66(0.56–0.79)

0.42(0.37–0.48)

0.75(0.64–0.89)

 Divorced/separated

0.78(0.67–0.91)

1.05(0.86–1.27)

0.82(0.71–0.95)

1.01(0.85–1.21)

 Never married

0.73(0.58–0.93)

0.87(0.65–1.16)

0.76(0.60–0.96)

0.83(0.63–1.08)

Region

 Northeast

1(ref)

1(ref)

1(ref)

1(ref)

 Midwest

1.03(0.87–1.23)

1.03(0.84–1.27)

0.88(0.75–1.05)

0.87(0.71–1.06)

 South

0.94(0.81–1.10)

1.03(0.84–1.25)

0.89(0.76–1.04)

0.92(0.76–1.11)

 West

1.29(1.08–1.53)

1.31(1.05–1.64)

1.14(0.96–1.35)

1.11(0.90–1.36)

Race

 Hispanic

1(ref)

1(ref)

1(ref)

1(ref)

 Non-Hispanic White

3.17(2.55–3.95)

2.07(1.58–2.72)

2.75(2.16–3.50)

1.72(1.30–2.28)

 Non-Hispanic Black

1.28(0.98–1.67)

1.11(0.80–1.53)

1.24(0.93–1.67)

1.06(0.75–1.49)

 Non-Hispanic Asian

2.18(1.54–3.09)

1.05(0.68–1.62)

1.91(1.32–2.76)

0.95(0.62–1.46)

 Non-Hispanic All other race group

1.43(0.84–2.44)

1.01(0.55–1.88)

1.46(0.83–2.59)

1.10(0.58–2.07)

Highest education

 High school and below

1(ref)

1(ref)

1(ref)

1(ref)

 Some college

4.18(3.55–4.91)

3.13(2.61–3.74)

3.86(3.29–4.52)

2.88(2.42–3.42)

 College

4.43(3.62–5.41)

3.02(2.42–3.77)

4.33(3.57–5.25)

3.05(2.48–3.75)

 Master degree and above

9.41(7.98–11.08)

6.02(4.98–7.28)

7.46(6.44–8.63)

4.94(4.18–5.84)

Family income to the FPG ^d

  < 200% FPG

1(ref)

1(ref)

1(ref)

1(ref)

 200%-399% FPG

2.31(2.03–2.64)

1.40(1.19–1.64)

2.18(1.90–2.51)

1.38(1.17–1.63)

  ≥ 400% FPG

6.76(5.77–7.92)

2.45(2.01–2.99)

4.93(4.25–5.73)

1.96(1.62–2.37)

Health status

 Good

1(ref)

1(ref)

1(ref)

1(ref)

 Fair

0.39(0.34–0.45)

0.57(0.48–0.68)

0.51(0.44–0.59)

0.71(0.59–0.84)

 Poor

0.27(0.22–0.34)

0.53(0.40–0.70)

0.35(0.27–0.45)

0.59(0.43–0.79)

Health insurance

 Private health insurance(no)

0.57(0.51–0.64)

0.79(0.69–0.92)

0.67(0.60–0.75)

0.93(0.81–1.07)

 Medicare(no)

1.12(0.93–1.34)

0.83(0.66–1.04)

1.04(0.87–1.25)

0.84(0.68–1.05)

 Medicaid(no)

4.47(3.62–5.53)

1.87(1.43–2.44)

4.09(3.19–5.23)

1.95(1.46–2.61)

 Military healthcare insurance(no)

0.92(0.761–1.11)

0.97(0.77–1.22)

0.96(0.80–1.16)

1.04(0.83–1.29)

Health care use in the past 12 months

 Seen/talked to a medical specialist(no)

0.69(0.62–0.77)

0.79(0.69–0.91)

0.55(0.50–0.62)

0.62(0.54–0.71)

 Seen/talked to a general doctor(no)

0.90(0.76–1.08)

0.90(0.72–1.11)

0.85(0.71–1.02)

0.93(0.76–1.15)

 Received home care from health professional(no)

2.64(2.21–3.15)

1.73(1.37–2.18)

1.91(1.59–2.31)

1.40(1.11–1.76)

 receive care 10 + times(no)

1.29(1.134–1.46)

1.04(0.88–1.24)

0.95(0.84–1.08)

0.83(0.70–0.98)

Satisfied with health care

 Very satisfied

1(ref)

1(ref)

1(ref)

1(ref)

 Somewhat satisfied

0.91(0.80–1.04)

1.15(0.98–1.36)

1.00(0.88–1.15)

1.23(1.05–1.44)

 Somewhat dissatisfied

1.01(0.74–1.38)

1.61(1.10–2.36)

1.10(0.81–1.50)

1.56(1.09–2.25)

 Very dissatisfied

0.72(0.45–1.15)

1.55(0.87–2.75)

0.78(0.48–1.27)

1.43(0.81–2.52)