Table. Characteristics of cases with Kawasaki disease-like illness and controls (n = 125).
| Characteristics | Cases (n = 23) |
Controls (n = 102) |
Matched OR (95% CI)a |
||
|---|---|---|---|---|---|
| Number | % | Number | % | ||
| Sex, females | 11 | 48 | 48 | 47 | NA |
| Age, mean in years (SD) | 6.8 (4.8) | NA | 5.8 (4.1) | NA | Matching criterion |
| Name of Department within Paris metropolitan area (first two digits of ZIP code) | Matching criterion | ||||
| Paris (75) | 4 | 17 | 16 | 16 | NA |
| Seine-et-Marne (77) | 2 | 9 | 10 | 10 | |
| Yvelines (78) | 1 | 4 | 2 | 2 | |
| Essonne (91) | 2 | 9 | 7 | 7 | |
| Hauts-de-Seine (92) | 4 | 17 | 20 | 20 | |
| Seine-Saint-Denis (93) | 6 | 26 | 27 | 26 | |
| Val-de-Marne (94) | 4 | 17 | 20 | 20 | |
| Overall evidence of SARS-CoV-2 infection i.e. positive RT-PCR and/or serology | |||||
| Positive | 17 | 74 | 11 | 11 | 26.4 (6.0–116.9) |
| Negative | 6 | 26 | 91 | 89 | Reference |
| SARS-CoV-2 RT-PCR testing independently of the serology result | |||||
| Positive | 7 | 30 | 3 | 3 | 13.9 (2.8–68.6) |
| Negative | 16 | 70 | 99 | 97 | Reference |
| SARS-CoV-2 serology testing independently of the RT-PCR result | |||||
| Positive | 17 | 74 | 10 | 10 | 27.7 (6.3–122.7) |
| Negative | 6 | 26 | 92 | 90 | Reference |
CI: confidence interval; NA: not applicable; OR: odds ratio; RT-PCR: reverse transcription-PCR; SD: standard deviation.
a Conditional logistic regression with patients matched on ZIP code and age.