|  |  |  | At birth | At 12 months |  | ||
---|---|---|---|---|---|---|---|---|
 | Age of first steps (months) | Gender | Weeks of pregnancy | Length (cm) | Body mass (kg) | Length (cm) | Body mass (kg) | Trials |
1 | 11 | Male | 40 | 54 | 3,66 | 77 | 8,5 | T0,T1,T2,T3,T6 |
2 | 13 | Female | 40 | 50 | 2,99 | 75 | 8,5 | T0,T1,T2,T3,T6 |
3 | 12 | Female | 40 | 52 | 3,33 | 80 | 10,1 | T1,T2,T3,T6 |
4 | 11 | Male | 40 | 52 | 3,56 | 81 | 11,0 | T1,T2,T3,T6 |
5 | 13 | Female | 38 | 47 | 2,18 | 76 | 9,0 | T0,T1,T2,T3,T6 |
6 | 14 | Male | 41 | 55 | 3,85 | 79 | 13,0 | T0,T1,T2,T3,T6 |
7 | 14 | Male | 39 | 50 | 3,07 | 79 | 11,9 | T0,T1,T2,T3,T6 |
8 | 15 | Male | 41 | 50 | 3,52 | 77 | 9,0 | T0,T1,T3,T6 |
9 | 14 | Male | 40 | 48 | 2,84 | 73 | 8,8 | T0,T1,T2,T3 |
10 | 14 | Male | 40 | 50 | 3,50 | 75 | 9,0 | T0,T1,T2,T3 |