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Table 1 General characteristics of the population according to quartiles of fruit and vegetables intake

From: Fruit and vegetable intake and vitamins C and E are associated with a reduced prevalence of cataract in a Spanish Mediterranean population

  

Quartiles of fruit intake

    

Quartiles of vegetables intake

    
  

[0, 136.2)

[136.2, 190.9)

[190.9, 271.1)

[271.1, 781)

p-value

[14, 176.2)

[176.2, 240.3)

[240.3, 322.1)

[322.1, 657)

p-value

  

n = 150

n = 149

n = 151

n = 149

 

n = 150

n = 149

n = 151

n = 149

 

Median (IQR) 1

Age (years)

72 (11)

73 (9)

72 (8)

72 (10)

0.938

75 (11)

71 (8)

72 (9)

71 (9)

0.000

Cataract, (%) 2

Yes

115 (77.7)

112 (75.7)

101 (68.2)

105 (70.5)

0.074

117 (79.1)

107 (72.8)

115 (76.2)

94 (63.9)

0.011

 

No

33 (22.3)

36 (24.3)

47 (31.8)

44 (29.5)

 

31 (20.9)

40 (27.2)

36 (23.8)

53 (36.1)

 
 

Missings

2

1

3

0

 

2

2

0

2

 

Sex (%) 2

Men

83 (55.3)

71 (47.7)

69 (45.7)

51 (34.2)

0.000

77 (51.3)

74 (49.7)

67 (44.4)

56 (37.6)

0.011

 

Women

67 (44.7)

78 (52.3)

82 (54.3)

98 (65.8)

 

73 (48.7)

75 (50.3)

84 (55.6)

93 (62.4)

 

Marital status (%) 3

Single

101 (68.2)

97 (65.1)

96 (64.0)

94 (64.4)

0.999

84 (56.4)

98 (65.8)

99 (66.9)

107 (72.8)

0.229

 

Married

38 (25.7)

42 (28.2)

43 (28.7)

40 (27.4)

 

52 (34.9)

39 (26.2)

41 (27.7)

31 (21.1)

 
 

Separated-divorced

7 (4.7)

8 (5.4)

9 (6.0)

9 (6.2)

 

11 (7.4)

8 (5.4)

7 (4.7)

7 (4.8)

 
 

Widowed

2 (1.4)

2 (1.3)

2 (1.3)

3 (2.1)

 

2 (1.3)

4 (2.7)

1 (0.7)

2 (1.4)

 
 

Missings

2

0

1

3

 

1

0

3

2

 

Cigarrete Smoking (%) 2

Never

77 (52.0)

82 (55.0)

94 (62.3)

106 (71.1)

0.000

79 (53.0)

89 (59.7)

94 (62.7)

97 (65.1)

0.011

 

Past

45 (30.4)

41 (27.5)

38 (25.2)

29 (19.5)

 

41 (27.5)

36 (24.2)

42 (28.0)

34 (22.8)

 
 

Current

26 (17.6)

26 (17.4)

19 (12.6)

14 (9.4)

 

29 (19.5)

24 (16.1)

14 (9.3)

18 (12.1)

 
 

Missings

2

0

0

0

 

1

0

1

0

 

Physical activity (%) 2

Sedentary

28 (18.7)

23 (15.4)

27 (17.9)

25 (16.8)

0.065

41 (27.3)

22 (14.8)

27 (17.9)

13 (8.7)

0.000

 

Less active

104 (69.3)

106 (71.1)

92 (60.9)

92 (61.7)

 

94 (62.7)

95 (63.8)

105 (9.5)

100 (67.1)

 
 

More Active

18 (12.0)

20 (13.4)

32 (21.2)

32 (21.5)

 

15 (10.0)

32 (21.5)

19 (12.6)

36 (24.2)

 

Supplement use (%) 2

Yes

22 (14.7)

16 (10.7)

22 (14.7)

25 (16.9)

0.411

26 (17.4)

18 (12.1)

18 (1.9)

23 (15.5)

0.642

 

No

128 (85.3)

133 (89.3)

128 (85.3)

123 (83.1)

 

123 (82.6)

131 (87.9)

133 (88.1)

125 (84.5)

 
 

Missings

0

0

1

1

 

1

0

1

0

 

Diabetes (%) 2

Yes

39 (26.2)

28 (18.8)

22 (14.8)

24 (16.1)

0.017

23 (15.5)

34 (23.0)

27 (17.9)

29 (19.5)

0.645

 

No

110 (73.8)

121 (81.2)

127 (85.2)

125 (83.9)

 

125 (84.5)

114 (77.0)

124 (82.1)

120 (80.5)

 
 

Missings

1

0

2

0

 

2

1

0

0

 

Obesity (%) 2

Yes

51 (34.0)

60 (40.3)

58 (38.4)

50 (33.6)

0.860

50 (33.3)

48 (32.2)

66 (43.7)

55 (36.9)

0.206

 

No

99 (66,0)

89 (59.7)

93 (61.6)

99 (64.4)

 

100 (66.7)

101 (67.8)

85 (56.3)

94 (63.1)

 

Median (IQR) 1

Energy intake (Kcal)

1535.8 (562.9)

1526.5 (665.1)

1613.7 (503.7)

1611.5 (500.9)

0.097

1573.5 (587.4)

1600.2 (635.4)

1551.5 (479.6)

1551.2 (572.2)

0.775

 

Alcohol use (grs/d)

7.1 (13.8)

2.5 (12.5)

0.9 (8.9)

0.5 (5.1)

0.000

1.3 (9.5)

3.5 (13.8)

1.0 (8.9)

1.2 (10.8)

0.409

 

BMI (Kg/m 2 )

28.6 (5.4)

29.1 (6.3)

28.8 (6.6)

28.3 (5.1)

0.366

28.1 (5.3)

28.4 (5.2)

29.1 (6.2)

28.9 (5.6)

0.008

  1. Abbreviations: IQR, Interquartile range; BMI, body mass index (calculated as weight in kilograms divided by height in meters squared).
  2. 1 Jonckheere-Terpstra’s trend test.
  3. 2 Mantel-Haenszel extension chi-square test for overall trend.
  4. 3 Chi-square test.
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BMC Ophthalmology

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