Table 3 Hazard ratio (95% CI) of inadequate, excessive and inappropriate gestational weight gain by tertiles of the mediterranean diet score (n = 243).

From: Association between mediterranean diet during pregnancy and gestational weight gain: a prospective cohort study

 

Mediterranean Diet Score

P for trend*

T1

T2

T3

Inadequate GWG

n

88

70

85

 

Score range

0–3

4

5–8

 

Case

22

20

18

 

Crude

1.00

0.94 (0.51, 1.73)

0.94 (0.50, 1.75)

0.842

Model 1

1.00

0.93 (0.50, 1.72)

0.96 (0.51, 1.80)

0.900

Model 2

1.00

0.88 (0.47, 1.64)

0.90 (0.47, 1.72)

0.741

Model 3

1.00

0.92 (0.48, 1.73)

0.69 (0.35, 1.37)

0.303

Excessive GWG

n

88

70

85

 

Score range

0–3

4

5–8

 

Case

32

28

39

 

Crude

1.00

0.91 (0.54, 1.51)

1.42 (0.88, 2.27)

0.146

Model 1

1.00

0.89 (0.53, 1.49)

1.44 (0.90, 2.32)

0.132

Model 2

1.00

0.88 (0.52, 1.48)

1.42 (0.86, 2.33)

0.163

Model 3

1.00

0.79 (0.46, 1.33)

1.51 (0.91, 2.49)

0.120

Inappropriate GWG

n

88

70

85

 

Score range

0–3

4

5–8

 

Case

54

48

57

 

Crude

1.00

0.92 (0.62, 1.36)

1.22 (0.84, 1.77)

0.306

Model 1

1.00

0.91 (0.61, 1.34)

1.24 (0.85, 1.81)

0.267

Model 2

1.00

0.88 (0.59, 1.31)

1.19 (0.80, 1.76)

0.381

Model 3

1.00

0.87 (0.58, 1.30)

1.18 (0.79, 1.76)

0.435

  1. GWG: gestational weight gain; T: tertile.
  2. Model 1: Adjustment for maternal age and maternal energy intake. Model 2: Further adjustment for education, occupation, physical activity, smoking, parity, multivitamin use and socioeconomic status. Model 3: Additional adjustment for infant gender, GDM, pre-pregnancy BMI, family history of diabetes.
  3. *Obtained by Cox proportional hazard regression model.
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