Table 1

Levels of estradiol and estrone in patients with diffuse cutaneous systemic sclerosis and healthy controls

Low

Intermediate

High

Total


Estradiola

Controls

14

20

1

35

dcSSc

34

24

10

68

Total

48

44

11

103

Estroneb

Controls

7

18

0

25

dcSSc

9

31

15

55

Total

16

49

15

80


aLow (<5 pg/ml), intermediate (5 to 10 pg/ml), and high (>10 pg/ml); P = 0.04 for controls versus diffuse cutaneous systemic sclerosis (dcSSc) using chi-square/Fisher's exact test. bLow (<15 pg/ml), intermediate (15 to 75 pg/ml), and high (>75 pg/ml); P = 0.006 for controls versus dcSSc using chi-square/Fisher's exact test.

Aida-Yasuoka et al. Arthritis Research & Therapy 2013 15:R10   doi:10.1186/ar4140

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