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Table 4 Outcome of stimulation in patients with clomiphene citrate-resistant polycystic ovary syndrome and comparison between HP-uFSH and r-FSH (* values are expressed as mean ± SD; ns = not significant)

From: Recombinant versus highly-purified, urinary follicle-stimulating hormone (r-FSH vs. HP-uFSH) in ovulation induction: a prospective, randomized study with cost-minimization analysis

 

Overall

HP-uFSH

rFSH

P

N. of patients

76

39

37

 

N. of stimulation cycles

76

39

37

 

Total FSH dose (IU) *

648 ± 498

833 ± 307

546 ± 346

0.002

Duration of follicular phase (days) *

12.1 ± 3.9

11.9 ± 3.6

12.2 ± 3.7

ns

No. of preovulatory follicles ≥ 18 mm at hCG *

2.0 ± 0.9

2.0 ± 0.8

2.0 ± 0.9

ns

No. of follicles 12–17 mm at hCG *

4.2 ± 2.1

4.2 ± 2.0

4.1 ± 1.9

ns

Size of the dominant follicle at hCG (mm) *

20.8 ± 1.8

20.8 ± 1.6

20.9 ± 1. 7

ns

Endometrial thickness at hCG (mm) *

10.7 ± 2.0

10.9 ± 1.7

10.5 ± 1.9

ns

Monofollicular cycles (%)

28 (36.8)

13 (33.3)

15 (40.5)

ns

Bi/trifollicular cycles (%)

12 (15.8)

6 (15.4)

6 (16.2)

ns

Cancelled cycles (%)

36 (47.4)

20 (51.3)

16 (43.2)

ns

Deliveries

11

4

7

 

Delivery rate/started cycle (%)

14.5

10.3

18.9

ns

Delivery rate/ovulatory cycle (%)

27.5

21.1

33.3

ns