From: Reference birthweight range for multiple birth neonates in Japan
gestational age (weeks) | triplets | quadruplets | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
male | female | male | female | |||||||||
10th | 50th | 90th | 10th | 50th | 90th | 10th | 50th | 90th | 10th | 50th | 90th | |
27 | 0.860 | 1.092 | 1.143 | 0.672 | 0.909 | 1.079 | 0.782 | 0.916 | 0.982 | 0.589 | 0.812 | 1.025 |
28 | 0.882 | 1.163 | 1.274 | 0.784 | 1.024 | 1.186 | 0.839 | 0.990 | 1.149 | 0.730 | 0.950 | 1.151 |
29 | 0.938 | 1.252 | 1.418 | 0.884 | 1.145 | 1.317 | 0.903 | 1.088 | 1.318 | 0.860 | 1.087 | 1.278 |
30 | 1.021 | 1.357 | 1.571 | 0.977 | 1.270 | 1.467 | 0.977 | 1.203 | 1.483 | 0.981 | 1.221 | 1.405 |
31 | 1.125 | 1.474 | 1.730 | 1.067 | 1.398 | 1.630 | 1.060 | 1.329 | 1.636 | 1.100 | 1.353 | 1.533 |
32 | 1.244 | 1.601 | 1.892 | 1.157 | 1.528 | 1.802 | 1.153 | 1.459 | 1.771 | 1.219 | 1.483 | 1.662 |
33 | 1.370 | 1.734 | 2.056 | 1.252 | 1.660 | 1.977 | 1.258 | 1.587 | 1.882 | 1.342 | 1.611 | 1.791 |
34 | 1.497 | 1.871 | 2.216 | 1.355 | 1.792 | 2.151 | 1.373 | 1.706 | 1.961 | 1.475 | 1.736 | 1.921 |
35 | 1.619 | 2.008 | 2.372 | 1.471 | 1.924 | 2.318 | ||||||
36 | 1.729 | 2.144 | 2.520 | 1.604 | 2.055 | 2.474 | ||||||
37 | 1.820 | 2.274 | 2.656 | 1.758 | 2.183 | 2.613 | ||||||
38 | 1.886 | 2.396 | 2.779 | 1.937 | 2.309 | 2.730 | ||||||
39 | 1.920 | 2.506 | 2.885 | 2.144 | 2.430 | 2.821 |