- Demographic data and clinical characteristics of the sample (N=322).
| Characteristic | n (%) |
|---|---|
| Gender | |
| Male | 179 (55.6) |
| Female | 143 (44.4) |
| Age group | |
| 0-28 days | 90 (28.0) |
| 29-59 days | 125 (38.8) |
| 60-90 days | 107 (33.2) |
| Gestational age | |
| Preterm | 45 (14.0) |
| Term | 277 (86.0) |
| Year | |
| 2019 | 217 (67.4) |
| 2020 | 105 (32.6) |
| Previously healthy | |
| No | 71 (22.1) |
| Yes | 250 (77.9) |
| Febrile | |
| No | 76 (23.6) |
| Yes | 246 (76.4) |
| Hypoactivity | |
| No | 221 (68.6) |
| Yes | 101 (31.4) |
| General appearance | |
| Well | 284 (88.2) |
| Ill | 38 (11.8) |
Values are presented as a number and percentage (%).