Data Table of Infant Weight-for-length Charts
| Length (in centimeters) | 3rd Percentile Weight (in kilograms) | 5th Percentile Weight (in kilograms) | 10th Percentile Weight (in kilograms) | 25th Percentile Weight (in kilograms) | 50th Percentile Weight (in kilograms) | 75th Percentile Weight (in kilograms) | 90th Percentile Weight (in kilograms) | 95th Percentile Weight (in kilograms) | 97th Percentile Weight (in kilograms) |
|---|---|---|---|---|---|---|---|---|---|
| 45 | 1.597029 | 1.690594 | 1.830303 | 2.053702 | 2.289758 | 2.515339 | 2.710847 | 2.824861 | 2.897809 |
| 45.5 | 1.702957 | 1.792955 | 1.928805 | 2.149314 | 2.386172 | 2.615766 | 2.817045 | 2.935329 | 3.011338 |
| 46.5 | 1.918742 | 2.003061 | 2.132607 | 2.348353 | 2.587098 | 2.824925 | 3.038263 | 3.165635 | 3.24824 |
| 47.5 | 2.139283 | 2.219514 | 2.344442 | 2.556834 | 2.797953 | 3.044241 | 3.270147 | 3.407201 | 3.496935 |
| 48.5 | 2.364026 | 2.441422 | 2.563171 | 2.773594 | 3.01768 | 3.272646 | 3.511467 | 3.658641 | 3.755928 |
| 49.5 | 2.592431 | 2.667982 | 2.787763 | 2.997515 | 3.245226 | 3.509104 | 3.761072 | 3.918675 | 4.023835 |
| 50.5 | 2.823967 | 2.898464 | 3.017289 | 3.227549 | 3.479568 | 3.752613 | 4.017882 | 4.186113 | 4.299369 |
| 51.5 | 3.058104 | 3.132187 | 3.250908 | 3.462736 | 3.71974 | 4.002224 | 4.280885 | 4.459846 | 4.581326 |
| 52.5 | 3.294322 | 3.368517 | 3.487856 | 3.702195 | 3.964838 | 4.25704 | 4.549132 | 4.738836 | 4.868586 |
| 53.5 | 3.53211 | 3.60686 | 3.727435 | 3.94513 | 4.214033 | 4.516224 | 4.821742 | 5.02212 | 5.160095 |
| 54.5 | 3.770975 | 3.846658 | 3.969008 | 4.190816 | 4.466563 | 4.779003 | 5.097891 | 5.308799 | 5.454877 |
| 55.5 | 4.010448 | 4.087392 | 4.211993 | 4.438598 | 4.721731 | 5.04466 | 5.376818 | 5.598043 | 5.752027 |
| 56.5 | 4.250088 | 4.328585 | 4.45586 | 4.687883 | 4.978904 | 5.312536 | 5.657821 | 5.889087 | 6.050711 |
| 57.5 | 4.489486 | 4.569795 | 4.700128 | 4.938134 | 5.237505 | 5.582027 | 5.940251 | 6.18123 | 6.350174 |
| 58.5 | 4.728267 | 4.810625 | 4.944362 | 5.188867 | 5.497009 | 5.852575 | 6.223516 | 6.473835 | 6.649733 |
| 59.5 | 4.966097 | 5.050717 | 5.188173 | 5.439648 | 5.75694 | 6.123672 | 6.507073 | 6.766328 | 6.948783 |
| 60.5 | 5.202677 | 5.289754 | 5.431217 | 5.690087 | 6.016867 | 6.394852 | 6.790428 | 7.058196 | 7.246792 |
| 61.5 | 5.437748 | 5.52746 | 5.67319 | 5.939837 | 6.276401 | 6.665693 | 7.073138 | 7.348985 | 7.543303 |
| 62.5 | 5.671089 | 5.763596 | 5.913829 | 6.188595 | 6.535196 | 6.935815 | 7.354808 | 7.638301 | 7.837924 |
| 63.5 | 5.902516 | 5.997962 | 6.152907 | 6.436094 | 6.792942 | 7.204879 | 7.635088 | 7.925804 | 8.130333 |
| 64.5 | 6.131881 | 6.230396 | 6.390239 | 6.682104 | 7.04937 | 7.472584 | 7.913678 | 8.211214 | 8.420274 |
| 65.5 | 6.359068 | 6.460765 | 6.625668 | 6.926433 | 7.304249 | 7.738675 | 8.190324 | 8.494298 | 8.707544 |
| 66.5 | 6.583998 | 6.688975 | 6.859076 | 7.168923 | 7.557382 | 8.002935 | 8.464818 | 8.77488 | 8.991999 |
| 67.5 | 6.806616 | 6.914958 | 7.090373 | 7.409447 | 7.80861 | 8.265185 | 8.736999 | 9.052831 | 9.273547 |
| 68.5 | 7.026901 | 7.138676 | 7.3195 | 7.647914 | 8.05781 | 8.525292 | 9.006749 | 9.32807 | 9.552146 |
| 69.5 | 7.244856 | 7.360121 | 7.546426 | 7.884259 | 8.304892 | 8.783156 | 9.273997 | 9.600563 | 9.827798 |
| 70.5 | 7.46051 | 7.579308 | 7.771148 | 8.118452 | 8.549803 | 9.038722 | 9.538712 | 9.870317 | 10.10055 |
| 71.5 | 7.673914 | 7.796275 | 7.993688 | 8.350489 | 8.79252 | 9.291971 | 9.800906 | 10.13738 | 10.37048 |
| 72.5 | 7.88514 | 8.011085 | 8.214092 | 8.580393 | 9.033055 | 9.542919 | 10.06063 | 10.40185 | 10.63773 |
| 73.5 | 8.094285 | 8.223823 | 8.432429 | 8.808215 | 9.271449 | 9.791619 | 10.31798 | 10.66385 | 10.90245 |
| 74.5 | 8.301459 | 8.434591 | 8.648791 | 9.034032 | 9.507774 | 10.03816 | 10.57307 | 10.92355 | 11.16484 |
| 75.5 | 8.506795 | 8.643512 | 8.863288 | 9.257943 | 9.742129 | 10.28266 | 10.82606 | 11.18113 | 11.42513 |
| 76.5 | 8.710439 | 8.850726 | 9.076053 | 9.48007 | 9.974642 | 10.52527 | 11.07716 | 11.43684 | 11.68357 |
| 77.5 | 8.912556 | 9.056391 | 9.287233 | 9.700557 | 10.20546 | 10.76616 | 11.32658 | 11.69094 | 11.94047 |
| 78.5 | 9.113322 | 9.260678 | 9.496996 | 9.919568 | 10.43477 | 11.00555 | 11.57457 | 11.94372 | 12.19614 |
| 79.5 | 9.312931 | 9.463776 | 9.705524 | 10.13728 | 10.66275 | 11.24366 | 11.82142 | 12.19549 | 12.45094 |
| 80.5 | 9.511587 | 9.665884 | 9.913012 | 10.3539 | 10.88963 | 11.48074 | 12.06742 | 12.4466 | 12.70522 |
| 81.5 | 9.709506 | 9.867216 | 10.11967 | 10.56964 | 11.11563 | 11.71706 | 12.31291 | 12.69742 | 12.95941 |
| 82.5 | 9.906918 | 10.068 | 10.32573 | 10.78473 | 11.34101 | 11.95292 | 12.55822 | 12.94833 | 13.21392 |
| 83.5 | 10.10406 | 10.26846 | 10.53141 | 10.9994 | 11.56604 | 12.18862 | 12.80374 | 13.19976 | 13.46919 |
| 84.5 | 10.30118 | 10.46885 | 10.73696 | 11.2139 | 11.79097 | 12.42449 | 13.04983 | 13.45214 | 13.7257 |
| 85.5 | 10.49853 | 10.66943 | 10.94264 | 11.4285 | 12.01611 | 12.66085 | 13.2969 | 13.70591 | 13.98393 |
| 86.5 | 10.69638 | 10.87044 | 11.1487 | 11.64347 | 12.24174 | 12.89804 | 13.54536 | 13.96154 | 14.2444 |
| 87.5 | 10.89501 | 11.07217 | 11.35541 | 11.85907 | 12.46816 | 13.13642 | 13.79564 | 14.21951 | 14.50763 |
| 88.5 | 11.09468 | 11.27489 | 11.56304 | 12.07558 | 12.69567 | 13.37634 | 14.04815 | 14.48032 | 14.77417 |
| 89.5 | 11.29567 | 11.47887 | 11.77186 | 12.29329 | 12.92459 | 13.61816 | 14.30335 | 14.74447 | 15.04457 |
| 90.5 | 11.49829 | 11.68439 | 11.98216 | 12.51247 | 13.1552 | 13.86223 | 14.56167 | 15.01249 | 15.31941 |
| 91.5 | 11.70281 | 11.89175 | 12.19422 | 12.73341 | 13.38782 | 14.10891 | 14.82356 | 15.28489 | 15.5993 |
| 92.5 | 11.90954 | 12.10123 | 12.40832 | 12.95639 | 13.62274 | 14.35855 | 15.08946 | 15.56221 | 15.88482 |
| 93.5 | 12.11877 | 12.31313 | 12.62473 | 13.18168 | 13.86026 | 14.61149 | 15.35982 | 15.84499 | 16.17661 |
| 94.5 | 12.33079 | 12.52772 | 12.84375 | 13.40955 | 14.10065 | 14.86807 | 15.63508 | 16.13377 | 16.4753 |
| 95.5 | 12.54591 | 12.74531 | 13.06565 | 13.64028 | 14.3442 | 15.1286 | 15.91565 | 16.42909 | 16.78152 |
| 96.5 | 12.76442 | 12.96617 | 13.2907 | 13.87412 | 14.59115 | 15.3934 | 16.20197 | 16.7315 | 17.09595 |
| 97.5 | 12.98661 | 13.19061 | 13.51919 | 14.11134 | 14.84177 | 15.66275 | 16.49444 | 17.04155 | 17.41925 |
| 98.5 | 13.21277 | 13.41889 | 13.75137 | 14.35217 | 15.09629 | 15.93692 | 16.79345 | 17.35976 | 17.7521 |
| 99.5 | 13.4432 | 13.65129 | 13.98752 | 14.59685 | 15.35493 | 16.21616 | 17.09937 | 17.68666 | 18.09519 |
| 100.5 | 13.67815 | 13.88809 | 14.22789 | 14.84563 | 15.6179 | 16.5007 | 17.41255 | 18.02279 | 18.44921 |
| 101.5 | 13.9179 | 14.12954 | 14.47272 | 15.09871 | 15.88539 | 16.79074 | 17.7333 | 18.36864 | 18.81488 |
| 102.5 | 14.1627 | 14.3759 | 14.72227 | 15.35633 | 16.1576 | 17.08647 | 18.06192 | 18.72469 | 19.19291 |
| 103.5 | 14.41278 | 14.62739 | 14.97676 | 15.61869 | 16.43469 | 17.38804 | 18.39868 | 19.09143 | 19.584 |
| Length (in centimeters) | 3rd Percentile Weight (in kilograms) | 5th Percentile Weight (in kilograms) | 10th Percentile Weight (in kilograms) | 25th Percentile Weight (in kilograms) | 50th Percentile Weight (in kilograms) | 75th Percentile Weight (in kilograms) | 90th Percentile Weight (in kilograms) | 95th Percentile Weight (in kilograms) | 97th Percentile Weight (in kilograms) |
|---|---|---|---|---|---|---|---|---|---|
| 45 | 1.613026 | 1.695309 | 1.824645 | 2.047708 | 2.305397 | 2.573066 | 2.822212 | 2.974944 | 3.07556 |
| 45.5 | 1.723754 | 1.805223 | 1.932851 | 2.151844 | 2.403257 | 2.662836 | 2.903176 | 3.049956 | 3.146436 |
| 46.5 | 1.946461 | 2.026496 | 2.151303 | 2.36396 | 2.60602 | 2.85389 | 3.081735 | 3.220173 | 3.310893 |
| 47.5 | 2.170805 | 2.249555 | 2.37216 | 2.580565 | 2.817114 | 3.058703 | 3.280281 | 3.414702 | 3.502713 |
| 48.5 | 2.396674 | 2.474214 | 2.595089 | 2.800986 | 3.035356 | 3.275452 | 3.496305 | 3.630585 | 3.718623 |
| 49.5 | 2.623846 | 2.700267 | 2.819827 | 3.024686 | 3.259693 | 3.502419 | 3.727426 | 3.86503 | 3.95557 |
| 50.5 | 2.852008 | 2.927479 | 3.046163 | 3.251251 | 3.48922 | 3.738025 | 3.971396 | 4.1154 | 4.210682 |
| 51.5 | 3.08078 | 3.155581 | 3.273901 | 3.480372 | 3.723195 | 3.980868 | 4.226124 | 4.379201 | 4.481218 |
| 52.5 | 3.309743 | 3.384267 | 3.502832 | 3.711802 | 3.961035 | 4.229754 | 4.489708 | 4.654076 | 4.764536 |
| 53.5 | 3.538486 | 3.613206 | 3.732716 | 3.945306 | 4.20227 | 4.483694 | 4.760456 | 4.937829 | 5.058091 |
| 54.5 | 3.766648 | 3.842082 | 3.963283 | 4.180623 | 4.446476 | 4.741844 | 5.036873 | 5.228445 | 5.359481 |
| 55.5 | 3.993949 | 4.070614 | 4.194251 | 4.417444 | 4.69322 | 5.003448 | 5.317644 | 5.524113 | 5.666498 |
| 56.5 | 4.220196 | 4.298576 | 4.425349 | 4.655423 | 4.942029 | 5.267777 | 5.601587 | 5.823224 | 5.977172 |
| 57.5 | 4.445271 | 4.525795 | 4.656327 | 4.894195 | 5.192403 | 5.534119 | 5.887634 | 6.124359 | 6.289779 |
| 58.5 | 4.669111 | 4.752144 | 4.886965 | 5.133399 | 5.44383 | 5.801773 | 6.174807 | 6.426274 | 6.602836 |
| 59.5 | 4.891683 | 4.977525 | 5.11707 | 5.372695 | 5.695813 | 6.070071 | 6.462217 | 6.727879 | 6.915076 |
| 60.5 | 5.112971 | 5.201863 | 5.346478 | 5.611774 | 5.94789 | 6.338391 | 6.749065 | 7.028227 | 7.225424 |
| 61.5 | 5.332968 | 5.425097 | 5.575047 | 5.85036 | 6.19964 | 6.606172 | 7.034645 | 7.326504 | 7.532981 |
| 62.5 | 5.551666 | 5.647175 | 5.802652 | 6.088213 | 6.450696 | 6.872915 | 7.318342 | 7.62202 | 7.836998 |
| 63.5 | 5.769061 | 5.868052 | 6.029191 | 6.325127 | 6.700737 | 7.138193 | 7.599636 | 7.914203 | 8.136875 |
| 64.5 | 5.985144 | 6.08769 | 6.254575 | 6.560927 | 6.949494 | 7.401643 | 7.878098 | 8.202596 | 8.432145 |
| 65.5 | 6.199913 | 6.306059 | 6.478732 | 6.795472 | 7.196745 | 7.662975 | 8.153389 | 8.486851 | 8.722464 |
| 66.5 | 6.413362 | 6.523134 | 6.701606 | 7.028648 | 7.442314 | 7.921956 | 8.425257 | 8.766723 | 9.007608 |
| 67.5 | 6.625492 | 6.738899 | 6.923153 | 7.260367 | 7.686067 | 8.178421 | 8.69353 | 9.042068 | 9.287465 |
| 68.5 | 6.836308 | 6.953346 | 7.143346 | 7.490568 | 7.927909 | 8.432257 | 8.958117 | 9.312833 | 9.56203 |
| 69.5 | 7.045821 | 7.166475 | 7.362171 | 7.719212 | 8.167784 | 8.683408 | 9.219002 | 9.579059 | 9.831396 |
| 70.5 | 7.254048 | 7.378297 | 7.579625 | 7.946282 | 8.405667 | 8.931871 | 9.476239 | 9.840866 | 10.09575 |
| 71.5 | 7.461016 | 7.588833 | 7.795721 | 8.171783 | 8.641566 | 9.177686 | 9.729947 | 10.09846 | 10.35537 |
| 72.5 | 7.66676 | 7.798112 | 8.010485 | 8.395736 | 8.87552 | 9.42094 | 9.98031 | 10.35211 | 10.61061 |
| 73.5 | 7.871329 | 8.006179 | 8.223954 | 8.61818 | 9.10759 | 9.66176 | 10.22757 | 10.60217 | 10.86191 |
| 74.5 | 8.074782 | 8.213088 | 8.436179 | 8.839171 | 9.337865 | 9.900312 | 10.47201 | 10.84905 | 11.10976 |
| 75.5 | 8.277191 | 8.418904 | 8.64722 | 9.058777 | 9.566453 | 10.13679 | 10.71399 | 11.09321 | 11.35475 |
| 76.5 | 8.478641 | 8.623706 | 8.857151 | 9.277079 | 9.793482 | 10.37143 | 10.95388 | 11.33518 | 11.5975 |
| 77.5 | 8.679234 | 8.827587 | 9.066055 | 9.494173 | 10.0191 | 10.60449 | 11.19212 | 11.57552 | 11.83868 |
| 78.5 | 8.879084 | 9.03065 | 9.274029 | 9.710161 | 10.24346 | 10.83625 | 11.42918 | 11.81486 | 12.07903 |
| 79.5 | 9.078323 | 9.233013 | 9.481178 | 9.925158 | 10.46675 | 11.06702 | 11.66555 | 12.05383 | 12.31932 |
| 80.5 | 9.277093 | 9.434804 | 9.687617 | 10.13929 | 10.68916 | 11.29712 | 11.90175 | 12.29314 | 12.56035 |
| 81.5 | 9.475554 | 9.636167 | 9.893474 | 10.35269 | 10.91087 | 11.5269 | 12.13833 | 12.53347 | 12.80295 |
| 82.5 | 9.673875 | 9.837254 | 10.09889 | 10.5655 | 11.13211 | 11.7567 | 12.37586 | 12.77557 | 13.04798 |
| 83.5 | 9.872237 | 10.03823 | 10.30401 | 10.77788 | 11.35309 | 11.98689 | 12.6149 | 13.02018 | 13.29632 |
| 84.5 | 10.07083 | 10.23927 | 10.509 | 10.99001 | 11.57406 | 12.21785 | 12.85604 | 13.26804 | 13.54884 |
| 85.5 | 10.26985 | 10.44056 | 10.71403 | 11.20206 | 11.79525 | 12.44994 | 13.09985 | 13.51992 | 13.80645 |
| 86.5 | 10.46949 | 10.6423 | 10.9193 | 11.41424 | 12.01692 | 12.68355 | 13.34691 | 13.77656 | 14.07003 |
| 87.5 | 10.66996 | 10.84467 | 11.12501 | 11.62678 | 12.23935 | 12.91906 | 13.59779 | 14.0387 | 14.34047 |
| 88.5 | 10.87145 | 11.0479 | 11.33138 | 11.83991 | 12.46282 | 13.15685 | 13.85303 | 14.30705 | 14.61861 |
| 89.5 | 11.07415 | 11.25218 | 11.53864 | 12.0539 | 12.68764 | 13.3973 | 14.11317 | 14.5823 | 14.90532 |
| 90.5 | 11.27826 | 11.45773 | 11.74703 | 12.26903 | 12.91413 | 13.64079 | 14.37871 | 14.86511 | 15.20138 |
| 91.5 | 11.48393 | 11.66476 | 11.95681 | 12.48563 | 13.14264 | 13.88771 | 14.65014 | 15.1561 | 15.50755 |
| 92.5 | 11.69135 | 11.87348 | 12.16825 | 12.70401 | 13.37354 | 14.13845 | 14.92791 | 15.45584 | 15.82453 |
| 93.5 | 11.90066 | 12.0841 | 12.38161 | 12.92454 | 13.60723 | 14.39342 | 15.21246 | 15.76484 | 16.15296 |
| 94.5 | 12.11201 | 12.2968 | 12.59718 | 13.14758 | 13.84412 | 14.65302 | 15.50421 | 16.08357 | 16.49337 |
| 95.5 | 12.32555 | 12.5118 | 12.81522 | 13.3735 | 14.08465 | 14.91769 | 15.80353 | 16.41242 | 16.84623 |
| 96.5 | 12.54142 | 12.72929 | 13.03602 | 13.60268 | 14.32925 | 15.18785 | 16.11078 | 16.75173 | 17.2119 |
| 97.5 | 12.75976 | 12.94946 | 13.25983 | 13.83551 | 14.57837 | 15.46392 | 16.42632 | 17.10178 | 17.59064 |
| 98.5 | 12.98073 | 13.17252 | 13.48694 | 14.07234 | 14.83246 | 15.74635 | 16.75044 | 17.46277 | 17.98258 |
| 99.5 | 13.20451 | 13.39868 | 13.71761 | 14.31354 | 15.09192 | 16.03553 | 17.08343 | 17.83483 | 18.38778 |
| 100.5 | 13.43129 | 13.62816 | 13.9521 | 14.55946 | 15.35716 | 16.33184 | 17.42553 | 18.21805 | 18.80615 |
| 101.5 | 13.66128 | 13.8612 | 14.1907 | 14.8104 | 15.62855 | 16.63564 | 17.77692 | 18.61241 | 19.23752 |
| 102.5 | 13.89473 | 14.09807 | 14.43368 | 15.06669 | 15.90641 | 16.94721 | 18.13775 | 19.01784 | 19.68159 |
| 103.5 | 14.13193 | 14.33903 | 14.68133 | 15.32861 | 16.19104 | 17.2668 | 18.50808 | 19.43416 | 20.13796 |
