Cases of Acute Respiratory Illnesses in Seattle Households by Age, Positive Polymerase Chain Reaction Test Result, and Illness Characteristics Between November 2019 and April 2020
| . | All Samplesa . | No Virus Detected . | Cases (%) by Positive PCR Test Result . | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Characteristic . | (N = 611) . | (n = 374) . | RSV (n = 19) . | PIV 1–4 (n = 12) . | hMPV (n = 7) . | hRV (n = 86) . | hCoV (n = 65) . | AdV (n = 10) . | hBoV (n = 4) . | SARS-CoV-2 (n = 4) . | Coinfection (n = 30) . |
| Age group | |||||||||||
| <5 y | 85 (14) | 23 (6) | 4 (21) | 3 (25) | 2 (29) | 20 (23) | 9 (14) | 4 (40) | 1 (25) | 0 (0) | 19 (63) |
| 5–17 y | 175 (29) | 104 (28) | 6 (32) | 2 (17) | 2 (29) | 32 (37) | 19 (29) | 2 (20) | 1 (25) | 0 (0) | 7 (22) |
| 18–64 y | 346 (57) | 244 (65) | 9 (47) | 7 (58) | 3 (43) | 33 (38) | 36 (55) | 4 (40) | 2 (50) | 4 (100) | 4 (16) |
| ≥65 y | 5 (1) | 3 (1) | 0 (0) | 0 (0) | 0 (0) | 1 (1) | 1 (2) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Sought medical careb | 72 (12) | 44 (12) | 6 (32) | 0 (0) | 3 (43) | 7 (8) | 7 (11) | 2 (20) | 0 (0) | NA | 3 (10) |
| Absent from work or schoolb (n = 421) | 155 (25) | 92 (25) | 8 (42) | 3 (25) | 4 (57) | 20 (23) | 15 (23) | 1 (10) | 1 (25) | NA | 11 (37) |
| . | All Samplesa . | No Virus Detected . | Cases (%) by Positive PCR Test Result . | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Characteristic . | (N = 611) . | (n = 374) . | RSV (n = 19) . | PIV 1–4 (n = 12) . | hMPV (n = 7) . | hRV (n = 86) . | hCoV (n = 65) . | AdV (n = 10) . | hBoV (n = 4) . | SARS-CoV-2 (n = 4) . | Coinfection (n = 30) . |
| Age group | |||||||||||
| <5 y | 85 (14) | 23 (6) | 4 (21) | 3 (25) | 2 (29) | 20 (23) | 9 (14) | 4 (40) | 1 (25) | 0 (0) | 19 (63) |
| 5–17 y | 175 (29) | 104 (28) | 6 (32) | 2 (17) | 2 (29) | 32 (37) | 19 (29) | 2 (20) | 1 (25) | 0 (0) | 7 (22) |
| 18–64 y | 346 (57) | 244 (65) | 9 (47) | 7 (58) | 3 (43) | 33 (38) | 36 (55) | 4 (40) | 2 (50) | 4 (100) | 4 (16) |
| ≥65 y | 5 (1) | 3 (1) | 0 (0) | 0 (0) | 0 (0) | 1 (1) | 1 (2) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Sought medical careb | 72 (12) | 44 (12) | 6 (32) | 0 (0) | 3 (43) | 7 (8) | 7 (11) | 2 (20) | 0 (0) | NA | 3 (10) |
| Absent from work or schoolb (n = 421) | 155 (25) | 92 (25) | 8 (42) | 3 (25) | 4 (57) | 20 (23) | 15 (23) | 1 (10) | 1 (25) | NA | 11 (37) |
Data are presented as No. (%). Instances where the same virus with the same symptom onset date was detected in a household are listed as 2 co-primary infections.
Abbreviations: AdV, adenovirus; hBoV, human bocavirus; hCoV, human coronavirus (HKU1, NL63, 229E, and OC43); hMPV, human metapneumovirus; hRV, human rhinovirus; NA, not applicable; PCR, polymerase chain reaction; PIV 1–4, parainfluenza virus types 1–4; RSV, respiratory syncytial virus (types A and B); SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
aIncludes all samples received during the surveillance period, minus the samples that tested positive for influenza.
bSeeking medical care and absenteeism were missing for 106 (17%) illness episodes. Both of these variables were missing for all cases of SARS-CoV-2 infection.
Cases of Acute Respiratory Illnesses in Seattle Households by Age, Positive Polymerase Chain Reaction Test Result, and Illness Characteristics Between November 2019 and April 2020
| . | All Samplesa . | No Virus Detected . | Cases (%) by Positive PCR Test Result . | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Characteristic . | (N = 611) . | (n = 374) . | RSV (n = 19) . | PIV 1–4 (n = 12) . | hMPV (n = 7) . | hRV (n = 86) . | hCoV (n = 65) . | AdV (n = 10) . | hBoV (n = 4) . | SARS-CoV-2 (n = 4) . | Coinfection (n = 30) . |
| Age group | |||||||||||
| <5 y | 85 (14) | 23 (6) | 4 (21) | 3 (25) | 2 (29) | 20 (23) | 9 (14) | 4 (40) | 1 (25) | 0 (0) | 19 (63) |
| 5–17 y | 175 (29) | 104 (28) | 6 (32) | 2 (17) | 2 (29) | 32 (37) | 19 (29) | 2 (20) | 1 (25) | 0 (0) | 7 (22) |
| 18–64 y | 346 (57) | 244 (65) | 9 (47) | 7 (58) | 3 (43) | 33 (38) | 36 (55) | 4 (40) | 2 (50) | 4 (100) | 4 (16) |
| ≥65 y | 5 (1) | 3 (1) | 0 (0) | 0 (0) | 0 (0) | 1 (1) | 1 (2) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Sought medical careb | 72 (12) | 44 (12) | 6 (32) | 0 (0) | 3 (43) | 7 (8) | 7 (11) | 2 (20) | 0 (0) | NA | 3 (10) |
| Absent from work or schoolb (n = 421) | 155 (25) | 92 (25) | 8 (42) | 3 (25) | 4 (57) | 20 (23) | 15 (23) | 1 (10) | 1 (25) | NA | 11 (37) |
| . | All Samplesa . | No Virus Detected . | Cases (%) by Positive PCR Test Result . | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Characteristic . | (N = 611) . | (n = 374) . | RSV (n = 19) . | PIV 1–4 (n = 12) . | hMPV (n = 7) . | hRV (n = 86) . | hCoV (n = 65) . | AdV (n = 10) . | hBoV (n = 4) . | SARS-CoV-2 (n = 4) . | Coinfection (n = 30) . |
| Age group | |||||||||||
| <5 y | 85 (14) | 23 (6) | 4 (21) | 3 (25) | 2 (29) | 20 (23) | 9 (14) | 4 (40) | 1 (25) | 0 (0) | 19 (63) |
| 5–17 y | 175 (29) | 104 (28) | 6 (32) | 2 (17) | 2 (29) | 32 (37) | 19 (29) | 2 (20) | 1 (25) | 0 (0) | 7 (22) |
| 18–64 y | 346 (57) | 244 (65) | 9 (47) | 7 (58) | 3 (43) | 33 (38) | 36 (55) | 4 (40) | 2 (50) | 4 (100) | 4 (16) |
| ≥65 y | 5 (1) | 3 (1) | 0 (0) | 0 (0) | 0 (0) | 1 (1) | 1 (2) | 0 (0) | 0 (0) | 0 (0) | 0 (0) |
| Sought medical careb | 72 (12) | 44 (12) | 6 (32) | 0 (0) | 3 (43) | 7 (8) | 7 (11) | 2 (20) | 0 (0) | NA | 3 (10) |
| Absent from work or schoolb (n = 421) | 155 (25) | 92 (25) | 8 (42) | 3 (25) | 4 (57) | 20 (23) | 15 (23) | 1 (10) | 1 (25) | NA | 11 (37) |
Data are presented as No. (%). Instances where the same virus with the same symptom onset date was detected in a household are listed as 2 co-primary infections.
Abbreviations: AdV, adenovirus; hBoV, human bocavirus; hCoV, human coronavirus (HKU1, NL63, 229E, and OC43); hMPV, human metapneumovirus; hRV, human rhinovirus; NA, not applicable; PCR, polymerase chain reaction; PIV 1–4, parainfluenza virus types 1–4; RSV, respiratory syncytial virus (types A and B); SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.
aIncludes all samples received during the surveillance period, minus the samples that tested positive for influenza.
bSeeking medical care and absenteeism were missing for 106 (17%) illness episodes. Both of these variables were missing for all cases of SARS-CoV-2 infection.
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