Table I. General characteristics of the study population
Characteristic Total After Progesterone administration
    Absence of ECF Persistence of ECF P
Patients 50 47 3  
Cycles 50 47 3  
Age (years) 33.9±4.8
(21-43)
34.1±4.6
(21-43)
30.0±8.1
(23-39)
0.48
BMI 23.9±3.7 24.0±3.8 22.0±0.2 0.45
Etiology
Idiopathic
Male
Endometriosis
Tuboperitoneal
Tuboperitoneal + endometriosis
 
30.0% (15/50)
36.0% (18/50)
20.0% (10/50)
10.0% (05/50)
4.0% (02/50)
 
29.8% (14/47)
36.2% (17/47)
21.3% (10/47)
8.5% (04/47)
4.2% (02/47)
 
33.3% (1/3)
33.3% (1/3)
0
33.3% (1/3)
0
0.66
Fluid accumulation
Sagittal view (A-P diameter)
3.0±1.8 mm
(2-7.8)
3.0±1.7 mm
(2-7.8)
3.0±1.3 mm
(2-5.6)
0.75
Oocytes (n)
Metaphase II
Total
 
8.2±6.0
11.8±7.9
 
7.7 ± 5.5
11.2±7.5
 
12.7±9.7
16.0±12.2
 
0.40
0.63
Fertilization rate 70.8±22.5% 71.1±23.3 68.4±16.6 0.71
Number of embryos 5.6±3.7 5.4±3.4 7.7±6.5 0.60
Embryo transferred (n) 2.1±0.6 2.1±0.6 ----  
Pregnancy rate/transfer 34%(16/47) 34%(16/47) ----  
Miscarriage rate 6.3%(1/16) 6.3%(1/16) ----  
ECF: endometrial cavity fluid