Doppler indices

Perimenopausal study group (N = 15)

Perimenopausal control group (N = 10)

t

p

S/D Mean ± SD

Range

4.53 ± 1.1

2.9 - 6.5

6.2 ± 1.2

4.25 - 7.21

3.64

<0.001

(sig.)

RI Mean ± SD

Range

0.85 ± 0.80

0.6 - 0.94

0.92 ± 0.02

0.89 - 0.96

2.66

0.013

(sig.)

PI Mean ± SD

Range

2.5 ± 0.36

1.17 - 2.81

3.2 ± 0.87

2.15 - 4.38

4.6

<0.001

(sig.)

Endometrial Thickness (mm)

Postmenopausal

study group

Postmenopausal

control group

N = 15

%

N = 10

%

≥5

<5

13

2

86.6

13.4

1

9

10

90