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. 2016 Aug 7;24(e1):e18–e27. doi: 10.1093/jamia/ocw087

Table 2.

Odds of patients electronically exchanging medical information with HCPs by patient-level characteristics

Characteristic/Covariate First-Generation Communication Mode (email, fax)
Second-Generation Communication Mode (text, apps, video, social media)
COR (95% CI) AOR (95% CI) COR (95% CI) AOR (95% CI)
Age (years)
 18–34 2.21 (1.43, 3.41)* 1.40 (0.67, 2.91) 1.81 (1.11, 2.95)* 1.47 (0.73, 2.97)
 35–49 1.58 (1.18, 2.11)* 1.06 (0.54, 2.09) 1.81 (1.21, 2.71)* 1.37 (0.73, 2.56)
 50–64 2.04 (1.49, 2.80)* 1.54 (0.84, 2.82) 2.02 (1.41, 2.89)* 1.63 (0.97, 2.72)
 65+ Ref Ref Ref Ref
Gender
 Male Ref Ref Ref Ref
 Female 1.00 (0.73, 1.35) 1.04 (0.73, 1.49) 0.87 (0.63, 1.19) 0.88 (0.61, 1.27)
Race/Ethnicity
 NH-white Ref Ref Ref Ref
 Hispanic 0.48 (0.32, 0.72)* 1.11 (0.70, 1.76) 1.67 (1.20, 2.32)* 2.65 (1.68, 4.17)*
 NH-black 0.65 (0.42, 1.01) 0.87 (0.56, 1.36) 1.33 (0.83, 2.14) 1.52 (0.86, 2.72)
 NH-other 0.81 (0.40, 1.62) 0.97 (0.45, 2.08) 1.72 (1.00, 2.96) 1.87 (1.06, 3.32)*
Education
 Less than high school Ref Ref Ref Ref
 High school graduate 1.85 (1.00, 3.41)* 1.38 (0.70, 2.73) 0.80 (0.47, 1.37) 0.94 (0.47, 1.86)
 Some college 4.49 (2.66, 7.58)* 1.98 (1.06, 3.69)* 1.14 (0.70, 1.84) 1.10 (0.55, 2.20)
 College grad or higher 8.38 (4.50, 15.60)* 2.92 (1.42, 5.99)* 1.81 (1.18, 2.79)* 1.36 (0.65, 2.81)
Marital Status
 Married/living as married Ref Ref Ref Ref
 Not married 0.94 (0.66, 1.33) 1.34 (0.91, 1.98) 0.91 (0.64, 1.29) 1.13 (0.75, 1.69)
Employment Status
 Employed Ref Ref Ref Ref
 Unemployed 0.77 (0.22, 2.69) 1.18 (0.39, 3.55) 0.85 (0.40, 1.78) 0.84 (0.35, 2.00)
 Retired/homemaker/student 0.75 (0.51, 1.12) 1.18 (0.66, 2.09) 0.65 (0.46, 0.93)* 0.89 (0.52, 1.53)
 Unable to work 0.70 (0.39, 1.23) 1.31 (0.60, 2.89) 0.89 (0.52, 1.52) 0.87 (0.43, 1.78)
Annual Household Income
 <$35,000 Ref Ref Ref Ref
 $35,000 < $75,000 1.42 (0.91, 2.22) 1.01 (0.56, 1.80) 1.10 (0.75, 1.61) 0.98 (0.63, 1.53)
 $75,000+ 3.87 (2.23, 6.73)* 2.05 (0.97, 4.34) 2.17 (1.52, 3.09)* 1.75 (1.04, 2.95)*
General Health
 Excellent/very good Ref Ref Ref Ref
 Good 0.68 (0.47, 0.98)* 0.87 (0.56, 1.37) 0.82 (0.58, 1.16) 0.85 (0.58, 1.23)
 Fair/poor 0.51 (0.30, 0.88)* 1.10 (0.55, 2.20) 0.90 (0.59, 1.38) 1.05 (0.66, 1.69)
Cancer History
 Yes Ref Ref Ref Ref
 No 1.30 (0.95, 1.80) 1.29 (0.84, 1.97) 0.85 (0.49, 1.48) 0.86 (0.46, 1.60)
Chronic Health Conditionsa
 0 Ref Ref Ref Ref
 ≥1 0.81 (0.60, 1.09) 0.91 (0.62, 1.34) 1.00 (0.71, 1.41) 1.09 (0.73, 1.63)
Health Coverage
 Insured 2.79 (1.75, 4.45)* 1.11 (0.60, 2.04) 1.04 (0.69, 1.59) 0.66 (0.38, 1.14)
 Uninsured Ref Ref Ref Ref
Regular Provider
 Yes 1.65 (1.17, 2.32)* 1.10 (0.70, 1.74) 1.50 (1.07, 2.09)* 1.36 (0.90, 2.06)
 No Ref Ref Ref Ref
Frequency of Provider Visitsb
 1 1.72 (0.96, 3.10) 1.00 (0.48, 2.10) 0.99 (0.54, 1.82) 0.79 (0.39, 1.63)
 2+ 2.91 (1.76, 4.79)* 1.94 (1.02, 3.71)* 1.63 (1.11, 2.40)* 1.30 (0.79, 2.14)
 None Ref Ref Ref Ref
Frequency of Online PHI Accessb
 1–2 times 6.05 (3.92, 9.36)* 3.27 (2.03, 5.26)* 2.86 (1.98, 4.14)* 1.94 (1.24, 3.03)*
 3+ times 10.95 (7.66, 15.65)* 4.93 (3.14, 7.75)* 6.80 (4.86, 9.51)* 4.14 (2.56, 6.70)*
 None Ref Ref Ref Ref
Perceived Importance of Online PHI Access
 Very important 5.49 (2.91, 10.38)* 2.40 (1.12, 5.16)* 2.90 (1.28, 6.58)* 1.99 (0.93, 4.29)
 Somewhat important 2.70 (1.27, 5.71)* 1.73 (0.73, 4.07) 1.84 (0.74, 4.56) 1.48 (0.67, 3.31)
 Not at all important Ref Ref Ref Ref
Offered Online PHI Access by HCP
 Yes 5.00 (3.62, 6.90)* 1.63 (1.12, 2.35)* 3.53 (2.64, 4.73)* 1.95 (1.29, 2.97)*
 No Ref Ref Ref Ref
Internet User
 No Ref Ref Ref Ref
 Yes 8.69 (4.52, 16.73)* 2.87 (1.35, 6.08)* 1.32 (0.93, 1.87) 0.67 (0.41, 1.10)

*Statistically significant P < .05.

aRefers to diabetes, hypertension, heart conditions (eg, heart attack, angina), chronic lung disease, asthma, arthritis, depression, or anxiety disorder.

bIn the last 12 months.

AOR: adjusted odds ratio (adjusted for all patient-level sociodemographic and health- and Internet-related characteristics); COR: crude odds ratio; HCP: health care provider; PHI: personal health information; PPC: patient-provider communication; Ref: reference group; 95% CI: 95% confidence interval.