Doubling times for betas between 64 and 128

3087 Single Pregnancies In This Range

Doubling TimeNumber of Pregnancies in this range
14 - 20 hours   (12)
20 - 28 hours   (333)
28 - 38 hours   (1401)
38 - 53 hours   (945)
53 - 73 hours   (262)
73 - 100 hours   (89)
100 - 138 hours   (25)
138 - 190 hours   (11)
190 - 262 hours   (2)
262 - 360 hours   (2)
360 - 495 hours   (1)
495 - 681 hours   (4)