Table 2.
Characteristics of families of children with asthma who used the MyAsthma portal compared with families who did not—sustained portal use (used portal more than once).
| Characteristic at study start | Used portal more than once, N (%) | Used portal one time only, N (%) | P valuea | ||
| Child characteristics |
|
|
|
|
|
|
|
N Children |
|
156 | 81 |
|
|
|
Age, years |
|
|
|
|
|
|
|
6-9 | 115 (73.7) | 60 (74.1) | .9 |
|
|
|
10-12 | 41 (26.3) | 21 (25.9) |
|
|
|
Male |
|
85 (54.5) | 51 (63.0) | .2 |
|
|
Raceb |
|
|
|
|
|
|
|
White | 89 (57.8) | 55 (68.8) | .2 |
|
|
|
Black/African American | 54 (35.1) | 21 (26.3) |
|
|
|
|
Asian | 4 (2.6) | 0 (0.0) |
|
|
|
|
Other race | 7 (4.5) | 4 (5.0) |
|
|
|
Hispanic ethnicity |
|
10 (6.5) | 0 (0.0) | .02 |
|
|
Public insurancec |
|
27 (28.7) | 14 (53.9) | .02 |
|
|
Asthma severityc |
|
|
|
|
|
|
|
Intermittent | 37 (39.8) | 12 (46.2) | .5 |
|
|
|
Mild persistent | 39 (41.9) | 12 (46.2) |
|
|
|
|
Moderate/severe persistent | 17 (18.3) | 2 (7.7) |
|
|
|
On asthma controller medication |
|
110 (70.5) | 52 (64.2) | .3 |
|
|
Mean number of asthma medications (SD) |
|
1.5 (1.4) | 1.8 (1.5) | .4 |
| Practice characteristics |
|
|
|
|
|
|
|
Practice Setting |
|
|
|
|
|
|
|
Urban | 44 (28.2) | 20 (24.7) | .2 |
|
|
|
Rural | 29 (18.6) | 23 (28.4) |
|
|
|
|
Suburban | 83 (53.2) | 38 (46.9) |
|
|
|
Region |
|
|
|
|
|
|
|
Northeast | 94 (60.3) | 26 (32.1) | .001 |
|
|
|
South | 11 (7.1) | 11 (13.6) |
|
|
|
|
Midwest | 35 (22.4) | 32 (39.5) |
|
|
|
|
West | 16 (10.3) | 12 (14.8) |
|
| Parent characteristics |
|
|
|
|
|
|
|
N Parents completing survey |
|
156 | 81 |
|
|
|
Mean parent age (SD) |
|
38.1 (5.5) | 37.1 (6.5) | .2 |
|
|
Relation to child: Mother |
|
149 (95.5) | 79 (97.5) | .8 |
|
|
Race |
|
|
|
|
|
|
|
White | 93 (59.6) | 55 (67.9) | .4 |
|
|
|
Black/African American | 48 (30.8) | 20 (29.4) |
|
|
|
|
Asian | 4 (2.6) | 0 (0.0) |
|
|
|
|
Other race | 11 (7.1) | 6 (7.4) |
|
|
|
Hispanic ethnicity |
|
13 (8.3) | 4 (4.9) | .4 |
|
|
Parent education |
|
|
|
|
|
|
|
High school or less | 17 (10.9) | 17 (21.0) | .002 |
|
|
|
Some college/associates | 46 (29.5) | 35 (43.2) |
|
|
|
|
Bachelor’s or higher | 93 (59.6) | 29 (35.8) |
|
|
|
Parent employment status |
|
|
|
|
|
|
|
Working outside the home | 111 (71.2) | 46 (56.8) | .06 |
|
|
|
Self-employed | 5 (3.2) | 8 (9.9) |
|
|
|
|
Working without pay | 25 (16.0) | 18 (22.2) |
|
|
|
|
Unemployed | 15 (9.6) | 9 (11.1) |
|
aP values calculated using the chi-square test, Fisher exact test, t test, and Mann–Whitney U test.
bRace was missing for 3 children (1.3%), ethnicity was missing for 5 (2.1%).
cData on insurance type and asthma severity were only available for PeRC patients (119 or 50.2% of the total).