Table 1 Bivariate analysis of demographic differences between MyChart users and non-users. The groups differ on all variables listed at a level of p < 0.0001
VariablesMyChart user (n = 7653)MyChart non-user (n = 34,664)
Generation
Youngest674 (8.81%)5961 (17.20%)
Millennial3326 (43.46%)11,470 (33.09%)
Generation X1864 (24.36%)6502 (18.76%)
Young Boomers1031 (13.47%)5616 (16.20%)
Older Boomers515 (6.73%)3162 (9.12%)
Silent169 (2.21%)1254 (3.62%)
GI74 (0.97%)699 (2.02%)
Gender
Male2270 (29.66%)13,893 (40.08%)
Female5383 (70.34%)20,771 (59.92%)
White race
Yes2285 (29.85%)5393 (15.56%)
No4312 (56.34%)24,293 (70.08%)
Missing1056 (13.80%)4978 (14.36%)
Ethnicity
Non-Hispanic3940 (51.48%)16,497 (47.59%)
Hispanic2609 (34.09%)13,653 (39.39%)
Missing1104 (14.43%)4514 (13.02%)
English language preference
Yes7279 (95.11%)29,611 (85.42%)
No339 (4.43%)4635 (13.37%)
Missing35 (0.05%)418 (1.21%)
Insurance type
Private3556 (46.47%)8740 (25.21%)
Public2976 (38.89%)17,520 (50.54%)
Uninsured717 (9.36%)5426 (15.65%)
Missing404 (5.28%)2978 (8.59%)
Number of diagnoses
04041 (52.80%)19,742 (56.95%)
12082 (27.21%)8432 (24.32%)
2 or more1530 (19.99%)6490 (18.72%)
Visits during the year
Lowest 3rd (1 visit)1608 (21.01%)10,170 (29.34%)
Middle 3rd (2–4 visits)3236 (42.28%)14,130 (40.76%)
Top 3rd (5–336 visits)2809 (36.70%)10,364 (29.90%)
Provider MyChart patient ratio
Lowest 3rd (0%–17.88%)661 (8.64%)13,597 (39.23%)
Middle 3rd (18.72%–33.78%)2856 (37.32%)10,796 (31.14%)
Top 3rd (34.22%–100%)4086 (53.39%)9787 (28.23%)
Missing50 (0.65%)484 (4.95%)
ZIP code median income
Lowest 3rd (19.84–29.06)1967 (25.70%)11,787 (34.01%)
Middle 3rd (30.41–47.77)2448 (31.99%)12,082 (34.86%)
Top 3rd (48.40–191.90)3238 (42.31%)10,792 (31.14%)
Missing0 (0.0%)3 (0.0%)
ZIP code per cent below poverty level
Lowest 3rd (0%–17.1%)3103 (40.55%)10,908 (31.47%)
Middle 3rd (17.4%–30.90%)2423 (31.66%)11,717 (33.80%)
Top 3rd (31.60%–42.90%)2127 (27.79%)12,036 (34.72%)
Missing0 (0.0%)3 (0.0%)
ZIP code per cent high school graduate
Lowest 3rd (50.80%–62.90%)2208 (28.85%)12,782 (36.88%)
Middle 3rd (63.50%–81.10%)2261 (29.54%)10,561 (30.47%)
Top 3rd (81.20%–98.80%)3184 (41.60%)11,318 (32.65%)
Missing0 (0.0%)3 (0.0%)