Table 3.
Expected probability of a live birth based on La Marca model versus observed live birth
| |
Probability of live birth |
Live birth |
No live birth |
|
||||
|---|---|---|---|---|---|---|---|---|
| Age-AMH Group | Covariate pattern | Observed | Predicted | Observed | Expected | Observed | Expected | Total |
| 1 |
Age > 37; AMH < 0.4 |
0.0870 |
0.0532 |
2 |
1.22 |
21 |
21.78 |
23 |
| 2 |
Age > 37; AMH 0.4 - 2.8 |
0.1557 |
0.1824 |
33 |
38.67 |
179 |
173.3 |
212 |
| 3 |
Age > 37; AMH > = 2.8 |
0.2203 |
0.2850 |
13 |
16.81 |
46 |
42.19 |
59 |
| 4 |
Age 31–37; AMH < 0.4 |
0.1429 |
0.0863 |
3 |
1.81 |
18 |
19.19 |
21 |
| 5 |
Age 31–37; AMH 0.4 - 2.8 |
0.3396 |
0.2729 |
72 |
57.85 |
140 |
154.1 |
212 |
| 6 |
Age 31–37; AMH > = 2.8 |
0.3911 |
0.4013 |
70 |
71.83 |
109 |
107.2 |
179 |
| 7 |
Age < 31; AMH < 0.4 |
0.0000 |
0.1335 |
0 |
0.13 |
1 |
0.87 |
1 |
| 8 |
Age < 31; AMH 0.4 - 2.8 |
0.3235 |
0.3799 |
11 |
12.92 |
23 |
21.08 |
34 |
| 9 | Age < 31; AMH > = 2.8 | 0.4691 | 0.5225 | 38 | 42.32 | 43 | 38.68 | 81 |