Beta Scores for Successful* Single Pregnancies From Women Aged 30 To 35

Days Past Ovulation (What is this?)	Median HCG Level	Lowest HCG Level Reported	Highest HCG Level Reported	Number of women reporting a number for this day
10	21	14	617	10
11	31	4	361	51
12	52	3	494	151
13	83	7	961	360
14	126	9	1666	740
15	194	4	2744	1614
16	298	6	3607	2126
17	440	9	4742	2302
18	656	14	6234	2363
19	954	18	8536	2305
20	1365	13	14683	2177
21	1917	11	19591	1973
22	2604	9	41000	1670
23	3478	46	42975	1452
24	4633	70	45047	1223
25	6000	107	55521	994
26	7691	148	69865	836
27	9477	205	87915	706
28	11847	275	83144	612
29	14395	314	100399	516
30	17254	359	121234	442

* Pregnancies are deemed successful if a heartbeat is detected.