| . | Healthy Controls (n=161) . | All RSV Patients (n=681) . | RSV Inpatients (n=566) . | RSV Outpatients (n=115) . | P Valuea . | P Valueb . |
|---|---|---|---|---|---|---|
| Age, mo, median (25%–75% IQR) | 7.0 (4–10.2) | 2.9 (1.5–6.5) | 2.5 (1.4–5.4) | 6.0 (3.4–10) | <.0001 | <.0001 |
| Sex, male | 117 (73) | 372 (55) | 315 (56) | 57 (50) | <.0001 | .258 |
| Race | ||||||
| White | 103 (64) | 454 (67) | 401 (71) | 53 (46) | .251 | <.0001 |
| Black | 38 (24) | 124 (18) | 81 (14) | 43 (37) | ||
| Other | 20 (12) | 103 (15) | 84 (15) | 19 (16) | ||
| Delivery, vaginal | 118 (73) | 509 (75) | 419 (74) | 90 (78) | .689 | .409 |
| Daycare attendance | 31 (19) | 202 (30) | 159 (28) | 43 (37) | .008 | .056 |
| Smoke exposure | 31 (19) | 233 (34) | 199 (35) | 34 (30) | .0002 | .281 |
| Breastfeeding | 60 (37) | 237 (35) | 188 (33) | 49 (43) | .582 | .067 |
| Immunizations | 146 (91) | 578 (85) | 481 (85) | 97 (84) | .058 | .886 |
| Parental asthma | 82 (51) | 347 (51) | 287 (51) | 60 (52) | 1.000 | .838 |
| RSV A | … | 393 (59) | 343 (63) | 50 (43) | .0002 | |
| RSV B | … | 270 (41) | 205 (37) | 65 (57) | ||
| RSV loads, log10 copies/mL, median (25%–75% IQR)c | Negative | 7.5 (5–7.6) | 7.0 (6.2–7.8) | 7.9 (6.9–8.4) | <.0001 |
| . | Healthy Controls (n=161) . | All RSV Patients (n=681) . | RSV Inpatients (n=566) . | RSV Outpatients (n=115) . | P Valuea . | P Valueb . |
|---|---|---|---|---|---|---|
| Age, mo, median (25%–75% IQR) | 7.0 (4–10.2) | 2.9 (1.5–6.5) | 2.5 (1.4–5.4) | 6.0 (3.4–10) | <.0001 | <.0001 |
| Sex, male | 117 (73) | 372 (55) | 315 (56) | 57 (50) | <.0001 | .258 |
| Race | ||||||
| White | 103 (64) | 454 (67) | 401 (71) | 53 (46) | .251 | <.0001 |
| Black | 38 (24) | 124 (18) | 81 (14) | 43 (37) | ||
| Other | 20 (12) | 103 (15) | 84 (15) | 19 (16) | ||
| Delivery, vaginal | 118 (73) | 509 (75) | 419 (74) | 90 (78) | .689 | .409 |
| Daycare attendance | 31 (19) | 202 (30) | 159 (28) | 43 (37) | .008 | .056 |
| Smoke exposure | 31 (19) | 233 (34) | 199 (35) | 34 (30) | .0002 | .281 |
| Breastfeeding | 60 (37) | 237 (35) | 188 (33) | 49 (43) | .582 | .067 |
| Immunizations | 146 (91) | 578 (85) | 481 (85) | 97 (84) | .058 | .886 |
| Parental asthma | 82 (51) | 347 (51) | 287 (51) | 60 (52) | 1.000 | .838 |
| RSV A | … | 393 (59) | 343 (63) | 50 (43) | .0002 | |
| RSV B | … | 270 (41) | 205 (37) | 65 (57) | ||
| RSV loads, log10 copies/mL, median (25%–75% IQR)c | Negative | 7.5 (5–7.6) | 7.0 (6.2–7.8) | 7.9 (6.9–8.4) | <.0001 |
Data are No. (%) except where indicated. We used the χ² or Fisher exact tests for categorical variables, and Mann-Whitney U or Kruskal-Wallis tests for continuous variables.
Abbreviations: IQR, interquartile range; RSV, respiratory syncytial virus.
P value for comparisons between healthy controls and RSV patients.
P value for comparisons between RSV inpatients and RSV outpatients.
Data not available for 18 RSV inpatients.
| . | Healthy Controls (n=161) . | All RSV Patients (n=681) . | RSV Inpatients (n=566) . | RSV Outpatients (n=115) . | P Valuea . | P Valueb . |
|---|---|---|---|---|---|---|
| Age, mo, median (25%–75% IQR) | 7.0 (4–10.2) | 2.9 (1.5–6.5) | 2.5 (1.4–5.4) | 6.0 (3.4–10) | <.0001 | <.0001 |
| Sex, male | 117 (73) | 372 (55) | 315 (56) | 57 (50) | <.0001 | .258 |
| Race | ||||||
| White | 103 (64) | 454 (67) | 401 (71) | 53 (46) | .251 | <.0001 |
| Black | 38 (24) | 124 (18) | 81 (14) | 43 (37) | ||
| Other | 20 (12) | 103 (15) | 84 (15) | 19 (16) | ||
| Delivery, vaginal | 118 (73) | 509 (75) | 419 (74) | 90 (78) | .689 | .409 |
| Daycare attendance | 31 (19) | 202 (30) | 159 (28) | 43 (37) | .008 | .056 |
| Smoke exposure | 31 (19) | 233 (34) | 199 (35) | 34 (30) | .0002 | .281 |
| Breastfeeding | 60 (37) | 237 (35) | 188 (33) | 49 (43) | .582 | .067 |
| Immunizations | 146 (91) | 578 (85) | 481 (85) | 97 (84) | .058 | .886 |
| Parental asthma | 82 (51) | 347 (51) | 287 (51) | 60 (52) | 1.000 | .838 |
| RSV A | … | 393 (59) | 343 (63) | 50 (43) | .0002 | |
| RSV B | … | 270 (41) | 205 (37) | 65 (57) | ||
| RSV loads, log10 copies/mL, median (25%–75% IQR)c | Negative | 7.5 (5–7.6) | 7.0 (6.2–7.8) | 7.9 (6.9–8.4) | <.0001 |
| . | Healthy Controls (n=161) . | All RSV Patients (n=681) . | RSV Inpatients (n=566) . | RSV Outpatients (n=115) . | P Valuea . | P Valueb . |
|---|---|---|---|---|---|---|
| Age, mo, median (25%–75% IQR) | 7.0 (4–10.2) | 2.9 (1.5–6.5) | 2.5 (1.4–5.4) | 6.0 (3.4–10) | <.0001 | <.0001 |
| Sex, male | 117 (73) | 372 (55) | 315 (56) | 57 (50) | <.0001 | .258 |
| Race | ||||||
| White | 103 (64) | 454 (67) | 401 (71) | 53 (46) | .251 | <.0001 |
| Black | 38 (24) | 124 (18) | 81 (14) | 43 (37) | ||
| Other | 20 (12) | 103 (15) | 84 (15) | 19 (16) | ||
| Delivery, vaginal | 118 (73) | 509 (75) | 419 (74) | 90 (78) | .689 | .409 |
| Daycare attendance | 31 (19) | 202 (30) | 159 (28) | 43 (37) | .008 | .056 |
| Smoke exposure | 31 (19) | 233 (34) | 199 (35) | 34 (30) | .0002 | .281 |
| Breastfeeding | 60 (37) | 237 (35) | 188 (33) | 49 (43) | .582 | .067 |
| Immunizations | 146 (91) | 578 (85) | 481 (85) | 97 (84) | .058 | .886 |
| Parental asthma | 82 (51) | 347 (51) | 287 (51) | 60 (52) | 1.000 | .838 |
| RSV A | … | 393 (59) | 343 (63) | 50 (43) | .0002 | |
| RSV B | … | 270 (41) | 205 (37) | 65 (57) | ||
| RSV loads, log10 copies/mL, median (25%–75% IQR)c | Negative | 7.5 (5–7.6) | 7.0 (6.2–7.8) | 7.9 (6.9–8.4) | <.0001 |
Data are No. (%) except where indicated. We used the χ² or Fisher exact tests for categorical variables, and Mann-Whitney U or Kruskal-Wallis tests for continuous variables.
Abbreviations: IQR, interquartile range; RSV, respiratory syncytial virus.
P value for comparisons between healthy controls and RSV patients.
P value for comparisons between RSV inpatients and RSV outpatients.
Data not available for 18 RSV inpatients.
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