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Table 4 Vitamin B-12 and folates status before and after intervention, by group and sex

From: Effectiveness of the National Program of Complementary Feeding for older adults in Chile on vitamin B12 status in older adults; secondary outcome analysis from the CENEX Study (ISRCTN48153354)

 

ME

WOMEN

TOTAL

 

PACAM

Control

PACAM

Control

PACAM

Control

 

% (CI 95%)

% (CI 95%)

% (CI 95%)

% (CI 95%)

% (CI 95%)

% (CI 95%)

 

Baseline*

24 months**

Baseline*

24 months**

Baseline*

24 months**

Baseline*

24 months**

Baseline*

24 months**

Baseline*

24 months**

Vitamin B12 (pmol / L )

           

n

52

40

51

40

134

115

114

86

186

155

165

126

< 148

13.5

7.5

7.8

7.5

9.0

7.8

7.0

9.3

10.2

7.7

7.3

8.7

 

(5.1-31.1)

(1.8-26.5)

(2.9-19.6)

(2.6-19.8)

(4.8-15.9)

(2.9-19.3)

(3.2-14.5)

(4.2-19.2)

(5.9-17.2)

(3.4-16.8)

(3.6-14.0)

(4.5-16.2)

148-221

7.7

15.0

9.8

17.5

6.0

13.9

5.3

16.3

6.4

14.2

6.7

16.7

 

(4.1-14.0)

(9.3-23.4)

(4.3-20.8)

(9.3-30.4)

(3.4-10.2)

(9.0-20.8)

(3.0-8.9)

(9.2-27.2)

(5.1-8.1)

(9.8-20.2)

(3.6-12.0)

(11.0-24.4)

222-680

78.8

77.5

82.3

72.5

85.1

72.2

87.7

65.1

83.3

73.5

86.1

67.5

 

(64.7-88.4)

(59.5-89.0)

(69.2-90.7)

(66.9-77.5)

(78.5-89.9)

(59.6-82.0)

(80.6-92.4)

(49.4-78.1)

(76.0-88.8)

(62.5-82.3)

(79.4-90.8)

(57.0-76.4)

>680**

 

0 (0)

 

2.5

 

6.1

 

9.3

 

4.5

7.1

 
    

(0.3-16.8)

 

(2.9-12.1)

 

(4.8-17.1)

 

(2.3-8.6)

(3.7-13.3)

 

Folates (nmol / L )

           

n

64

48

66

52

180

157

179

137

244

205

245

189

< 7

0

0

0

0

0

0

0

0

0

0

0

0

7-46

79.7

91.7

89.4

90.4

77.2

92.4

77.6

95.6

77.9

92.2

80.8

94.2

 

(67.8-88.7)

(80.0-97.7)

(79.4-95.6)

(79.0-96.8)

(70.4-83.1)

(87.0-96.0)

(70.8-83.5)

(90.7-98.4)

(72.1-82.9)

(87.6-95.4)

(75.3-85.5)

(89.8-97.0)

>46

20.3

8.3

10.6

9.6

22.8

7.6

22.3

4.4

22.1

7.8

19.2

5.8

 

(11.3-32.2)

(2.3-20.0)

(4.4-20.6)

(3.2-21.0)

(16.9-29.6)

(4.0-13.0)

(16.5-29.2)

(1.6-9.3)

(17.1-27.9)

(4.5-12.4)

(14.4-24.7)

(2.9-10.1)

  1. B12* Test χ2: Men: p = 0.69; Women: p = 0.80; Total p = 0.72. **Test χ2: Men: p = 0.61; Women: p = 0.76; Total p = 0.59. Folates* Test χ2: Men: p = 0.21; Women: p = 0.96; Total p = 0.72. **Test χ2: Men: p = 0.85; Women: p = 0.25; Total p = 0.55; **High Level excluded analysis baseline.