Table 2.
Summary of patient- and provider-level characteristics in patient portal users and nonusers after propensity score matching.
| Variables | Users | Nonusers | P value | ||
| Patient characteristicsa | |||||
|
|
Age (years), mean (SD) | 64.16 (9.97) | 64.21 (10.00) | .89 | |
|
|
Income (US $), mean (SD) | 67,128 (29,609.13) | 66,807 (30,726.53) | .62 | |
|
|
Male, n (%) | 1375 (39.68) | 1380 (39.83) | .93 | |
|
|
Race/ethnicity, n (%) | ||||
|
|
|
White | 2015 (58.15) | 2002 (57.78) | .79 |
|
|
|
Black | 1168 (33.71) | 1184 (34.17) | .85 |
|
|
|
Hispanic | 59 (1.70) | 62 (1.79) | >.99 |
|
|
|
Other | 223 (6.44) | 217 (6.26) | .87 |
|
|
Insurance type, n (%) | ||||
|
|
|
Commercial | 1745 (50.36) | 1719 (49.61) | .86 |
|
|
|
Medicaid | 235 (6.78) | 249 (7.19) | .74 |
|
|
|
Medicare | 1464 (42.22) | 1475 (42.57) | .72 |
|
|
|
No insurance | 22 (0.64) | 22 (0.63) | >.99 |
| Physician characteristics, n (%) | |||||
|
|
Faculty | 1112 (32.09) | 1116 (32.21) | >.99 | |
|
|
Physician | 2660 (76.77) | 2661 (76.79) | .91 | |
|
|
Male | 1396 (40.29) | 1390 (40.12) | >.99 | |
aCategorical characteristics are given as the percentage of patients, and numerical characteristics are given as mean (SD).