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Table 5 Binary logistic regression to measure the odds ratio for PCOS occurrence glycaemic index

From: Comparison of physical activity levels and dietary habits between women with polycystic ovarian syndrome and healthy controls of reproductive age: a case-control study

 

B

SE

Wald

df

p-value

OR

95% CI for OR

Lower

Upper

Glycaemic Index

Step 1a

Glycaemic Index less than 40

0.665

0.386

2.975

1

0.085

1.944

0.913

4.140

Constant

0.000

0.254

0.000

1

1.000

1.000

  

Glycaemic Load

Step 1b

Glycaemic load categories

  

6.037

2

0.049

   

Glycaemic load less than 10

0.470

0.575

0.668

1

0.414

1.600

0.518

4.938

Glycaemic load 10–20

-0.649

0.497

1.705

1

0.192

0.523

0.197

1.384

Constant

0.511

0.422

1.468

1

0.226

1.667

  
  1. aVariable(s) entered on step 1: Glycaemic index greater than 40
  2. bVariable(s) entered on step 1: Glycaemic load greater than 20 was considered as a reference value