Table 1. Characteristics of the Participants in the mRNA-1273 Trial at Enrollment.*.
| Characteristic | 25-μg Group (N=15) |
100-μg Group (N=15) |
250-μg Group (N=15) |
Overall (N=45) |
|---|---|---|---|---|
| Sex — no. (%) | ||||
| Male | 9 (60) | 7 (47) | 6 (40) | 22 (49) |
| Female | 6 (40) | 8 (53) | 9 (60) | 23 (51) |
| Age — yr | 36.7±7.9 | 31.3±8.7 | 31.0±8.0 | 33.0±8.5 |
| Race or ethnic group — no. (%)† | ||||
| American Indian or Alaska Native | 0 | 1 (7) | 0 | 1 (2) |
| Asian | 0 | 0 | 1 (7) | 1 (2) |
| Black | 0 | 2 (13) | 0 | 2 (4) |
| White | 15 (100) | 11 (73) | 14 (93) | 40 (89) |
| Unknown | 0 | 1 (7) | 0 | 1 (2) |
| Hispanic or Latino — no. (%) | 1 (7) | 3 (20) | 2 (13)‡ | 6 (13) |
| Body-mass index§ | 24.6±3.4 | 26.7±2.6 | 24.7±3.1 | 25.3±3.2 |
*
Plus–minus values are means ±SD.
†
Race or ethnic group was reported by the participants.
‡
One participant did not report ethnic group.
§
The body-mass index is the weight in kilograms divided by the square of the height in meters. This calculation was based on the weight and height measured at the time of screening.