Table 2.
Cycle characteristics.
| Parameters | All (n = 196) | No-PT (n=127) | PT (n=69) | p value |
|---|---|---|---|---|
| Protocol type* FSH only FSH + LH |
114 (58.2%) 82 (41.8%) |
81 (63.8%) 46 (36.2%) |
33 (47.8%) 36 (52.2%) |
0.031a |
| Maximal E2 (pmol/ml)** |
9081.5 (5705.25-12944.25) | 9338.5 (5894.75-13050.25) | 8736.5 (5584-12725.5) | NSb |
| Days of FSH*** | 10.08 (1.62) | 9.77 (1.48) | 10.64 (1.72) | <0.001c |
| Total FSH dose (IU)** | 2400 (1650-3300) | 2400 (1497.5-3112.5) | 2475 (1800-3825) | NSb |
| Basal LH (IU)** | 3.2 (2.02-4.97) | 3.85 (2.8-5.1) | 1.8 (0.63-3.2) | <0.001b |
| LH pre-trigger (IU) ** | 0.8 (0.32-2.1) | 1 (0.5-2.4) | 0.5 (0.2-1.35) | <0.001b |
| Progesterone pre-trigger (IU)** | 2.25 (1.4-3.32) | 2.2 (1.4-3.2) | 2.4 (1.4-3.75) | NSb |
| Number of oocytes retrieved** | 14 (9-21) | 15 (9-21) | 12 (8-21.5) | NSb |
| Number of MII
oocytes retrieved** |
11 (6-17) | 12 (8-21.5) | 9 (5-18) | NSb |
| OMR %** | 80 (65.88-91.54) | 78.95 (66.66-91.66) | 82.14 (64.95-91.42) | NSb |
| Re-trigger* | 5 (2.55%) | 0 | 5 (7.2%) | 0.005d |
| Suboptimal response* | 7 (3.6%) | 1 (0.8%) | 6 (8.7%) | 0.008d |
MII, metaphase II
*
Data are expressed as number (percentage)
**
Data are expressed as median (interquartile range)
***
Data are expressed as mean (+SD)
a
Chi-square test
b
Univariate analysis using Mann-Whitney U test
c
Univariate analysis using Student’s t-test
d
Fisher's exact test