Doubling times for betas between 128 and 256

4938 Single Pregnancies In This Range

Doubling TimeNumber of Pregnancies in this range
14 - 20 hours   (11)
20 - 26 hours   (223)
26 - 36 hours   (1712)
36 - 48 hours   (2073)
48 - 64 hours   (677)
64 - 86 hours   (168)
86 - 116 hours   (37)
116 - 156 hours   (22)
156 - 209 hours   (11)
209 - 280 hours   (1)
280 - 376 hours   (1)
376 - 505 hours   (2)