Table 1.
Demographic and Clinical Characteristics of Children Whose Stool Samples Were Tested
| Children, No. (%)a | AGE Case Patientsa | ||||||
|---|---|---|---|---|---|---|---|
| Characteristic | HCs (n = 1110) | AGE Case Patients (n = 2885) | P Valueb | IP (n = 231) | ED (n = 1657) | OP (n = 997) | P Valueb |
| Male sex | 564 (51) | 1510 (52) | .39 | 140 (61) | 863 (52) | 507 (51) | .03 |
| Age, median (IQR), y | 1.8 (0.8–5.0) | 1.9 (0.9–4.9) | 1.1 (0.2–2.9) | 1.9 (0.9–5.0) | 2.1 (1.0–5.3) | ||
| Race | |||||||
| White | 672 (61) | 1699 (59) | .05 | 159 (69) | 895 (54) | 645 (65) | <.001 |
| Black | 381 (34) | 976 (34) | 59 (26) | 644 (39) | 273 (27) | ||
| Other | 57 (5) | 210 (7) | 13 (6) | 118 (7) | 79 (8) | ||
| Hispanic/Latino ethnicity | 444 (40) | 1176 (41) | .66 | 73 (32) | 582 (35) | 521 (52) | <.001 |
| Insurancec | |||||||
| Public | 992/1107 (90) | 2507/2858 (88) | .17 | 165/229 (72) | 1409/1637 (86) | 933/992 (94) | <.001 |
| Private | 96/1107 (9) | 305/2858 (11) | 62/229 (27) | 192/1637 (12) | 51/992(5) | ||
| Premature birthd | 44/835 (5) | 190/2158 (9) | .001 | 21 (11) | 109/1230 (9) | 60/728 (8) | .60 |
| Breastfeedingd | 802/1107 (72) | 2053/2863 (72) | .64 | 151/199 (76) | 845/1233 (69) | 595/730 (82) | <.001 |
| Preschool/school attendance | 358 (32) | 1180/2881 (41) | <.001 | 57 (25) | 705/1653 (43) | 418 (42) | <.001 |
| AGE exposuree | 49 (4) | 873 (30) | <.001 | 47 (20) | 492 (30) | 334 (34) | <.001 |
| Duration of illness, mean (SD), df | NA | 2.93 (1.9) | 3.49 (2.0) | 2.64 (1.8) | 3.29 (1.9) | <.001g | |
| Use of Diapersd | NA | 1833/2171 (84) | 179/200 (90) | 1049/1238 (85) | 605/733 (83) | .050 | |
| Antibiotics administered during visit | NA | 135/2878 (5) | 63/230 (27) | 57/1654 (3) | 15/994 (2) | <.001 | |
| IRT during visit | NA | 371/2880 (13) | 186 (81) | 182/1654 (11) | 3/995 (0) | <.001 | |
Numbers are n (%), median (IQR) or mean (SD).
Abbreviations: AGE, acute gastroenteritis; ED, emergency department; HCs, healthy controls; IP, inpatient; IQR, interquartile range; IRT, intravenous rehydration therapy; NA, not applicable; OP, outpatient; SD, standard deviation.
aData represent no. (%) of children unless otherwise specified.
b P values based on Pearson × 2 test, unless otherwise specified.
cAs reported by parent or legal guardian.
dOnly in children <5 years old.
eExposure inside or outside household.
fDuration at presentation.
g P value based on linear regression with robust standard errors.