Table 1.
Bronchiolitis episodes, RSV tested episodes, and test results by ICD‐9‐CM diagnosis code, level of care, and bronchiolitis severity
| By ICD‐9 code | |||||
|---|---|---|---|---|---|
| ICD‐9‐CM code | Total episodes N | Non‐tested episodes N (%) | Tested episodes N (%) | Test results | |
| Negative N (%) | Positive N (%) | ||||
| 466.11 | 608 | 247 (40.6) | 361 (59.4) | 24 (6.7) | 337 (93.3) |
| 480.1 | 25 | 14 (56.0) | 11 (44.0) | 3 (27.3) | 8 (72.7) |
| 466.19 | 9,778 | 7,110 (72.7) | 2,668 (27.3) | 1,452 (54.4) | 1,216 (45.6) |
| Total | 10,411 | 7,371 (70.8) | 3,040 (29.2) | 1,479 (48.6) | 1,561 (51.4) |
| By level of care (bronchiolitis severity) | |||||
|---|---|---|---|---|---|
| Level of care (bronchiolitis severity) | Total episodes N | Non‐tested episodes N (%) | Tested episodes N (%) | Test results | |
| Negative N (%) | Positive N (%) | ||||
| OPV | 9,269 | 6,946 (74.9) | 2,323 (25.1) | 1,198 (51.6) | 1,125 (48.4) |
| EDV | 425 | 300 (70.6) | 125 (29.4) | 60 (48.0) | 65 (52.0) |
| Hospitalization | 717 | 125 (17.4) | 592 (82.6) | 221 (37.3) | 371 (62.7) |
| Total | 10,411 | 7,371 (70.8) | 3,040 (29.2) | 1,479 (48.7) | 1,561 (51.3) |
OPV = outpatient visit, EDV = Emergency department visit, and N = number