戲子

妊娠週數  胎兒平均體重(g)  胎兒平均身常(cm)  孕婦平均增加體重(kg)
00-06     胚胎前期
08-10     1-2              4                 0.5-0.7
10-12     4-7              6.5               0.9-1.1
12-14     14-25            9                 1.4-1.7
14-16     45-70            12.5              2.0-2.3
16-18     100-140          16                2.7-3.0
18-20     190-240          20.5              3.4-3.8
20-22     300-360          25                4.3-4.7
22-24     430-501          27.5              5.1-5.5
24-26     600-700          30                5.9-6.4
26-28     800-900          32.5              6.8-7.2
28-30     1001-1175        35                7.4-7.7
30-32     1350-1501        37.5              8.1-8.4
32-34     1675-1825        40                8.8-9.1
34-36     2001-2160        42.5              9.5-10.0
36-38     2340-2501        45                10.4-10.5
38-40     2775-3001        47.5              11.0-11.3