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Table 5 Diet effects on clinical measures, analysis of first 16 weeks

From: Nutrition intervention for migraine: a randomized crossover trial

 

Diet group (N=21)

Supplement group (N=21)

Effect size

p valuec

Baseline

16 weeks

Change

Baseline

16 weeks

Change

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

Mean (95% CI)

Body weight (kg)d

78.0 (22.6)

73.8 (22.1)

-4.3 (4.5)a

75.7 (17.1)

75.3 (18.1)

-0.4 (2.9)

-3.9 (-6.2 to -1.5)

0.002

BMI

27.7 (6.4)

26.2 (6.3)

-1.5 (1.7)a

27.5 (5.8)

27.3 (6.1)

-0.2 (1.1)

-1.4 (-2.2 to -0.5)

0.003

Total cholesterole

195.6 (42.5)

173.6 (48.9)

-22.0 (41.7)b

186.9 (31.1)

185.6 (37.2)

-1.3 (30.0)

-20.7 (-43.6 to 2.1)

0.07

HDL

62.2 (17.6)

57.3 (17.1)

-4.9 (19.1)

62.9 (12.9)

58.8 (12.1)

-4.1 (9.5)

-0.8 (-10.2 to 8.6)

0.86

LDL

111.0 (35.4)

95.5 (38.8)

-15.5 (34.4)

104.9 (27)

107.2 (32.7)

2.4 (27.0)

-17.8 (-37.3 to 1.7)

0.07

Ratio

3.3 (1.0)

3.1 (0.8)

-0.1 (1.0)

3.1 (0.7)

3.3 (0.9)

0.2 (0.8)

-0.3 (-0.9 to 0.3)

0.25

Triglycerides

107.8 (41.2)

101.1 (35.5)

-6.7 (53.0)

95.5 (38.2)

98.1 (68.3)

2.6 (61.5)

-9.3 (-45.6 to 27.1)

0.61

Log triglycerides

2.01 (0.15)

1.98 (0.16)

-0.03 (0.21)

1.95 (0.18)

1.93 (0.23)

-0.02 (0.16)

0.0 (-0.1 to 0.1)

0.85

VAS (cm)

6.1 (2.4)

3.0 (2.9)

-3.1 (3.0)a

6.7 (1.9)

6.0 (2.0)

-0.7 (2.4)

-2.4 (-4.1 to -0.7)

0.007

Headache number (per wk)

2.1 (1.6)

1.6 (1.7)

-0.5 (1.0)b

2.6 (2.1)

2.3 (2.4)

-0.3 (1.0)

-0.2 (-0.9 to 0.4)

0.46

Headache intensity

3.9 (1.1)

2.7 (1.8)

-1.2 (1.8)b

4.5 (1.7)

4.5 (2)

0.0 (1.5)

-1.2 (-2.3 to -0.1)

0.04

Headache duration, hrs

6.5 (3.3)

5.2 (4.4)

-1.3 (3.0)

5.1 (3.5)

5.1 (2.8)

0.0 (2.3)

-1.6 (-3.5 to 0.4)

0.15

Headache days (per wk)

2.1 (1.6)

1.6 (1.6)

-0.4 (0.9)b

2.3 (1.2)

2.1 (1.5)

-0.2 (0.9)

-0.3 (-0.8 to 0.3)

0.38

Medicated headache number

1.6 (1.3)

1 (1.3)

-0.6 (0.7)a

1.4 (0.8)

1.3 (0.9)

-0.2 (0.7)

-0.5 (-0.9 to 0.01)

0.06

% headaches medicated

61.8 (28.5)

44.3 (30.5)

-17.5 (37.8)b

66.1 (29.6)

64.1 (32.5)

-1.9 (24.1)

-15.5 (-36.1 to 5)

0.13

  1. Abbreviations: BMI Body Mass Index, HDL high-density lipoprotein cholesterol, LDL low-density lipoprotein cholesterol, Ratio= Total cholesterol/HDL, VAS visual analog pain scale, worst pain last 2 weeks, SD standard deviation.
  2. ap<0.001; bp<0.05, for within-group T-tests.
  3. cp value is from between group T-test.
  4. dFor specific N values, see Table 3.
  5. eCholesterol and triglycerides are reported in mg/dl.