Table 3

Relative percentage of congruent answers by rationale for supplement use and supplement used (n = 520)

No time preparing meals

Avoid sickness


Yes

No

Yes

No


Multivitamin

Yes

84

84.8%

294

69.8%

253

76.4%

125

66.1%

No

15

15.2%

127

30.2%

78

23.6%

64

33.9%

99

100.0%

421

100.0%

331

100.0%

189

100.0%

Vitamin C

Yes

71

71.7%

295

70.1%

270

81.6%

96

18.5%

No

28

28.3%

126

29.9%

61

18.4%

93

17.9%

99

100.0%

421

100.0%

331

100.0%

189

36.3%

Magnesium

Yes

14

14.1%

43

10.2%

35

10.6%

22

4.2%

No

85

85.9%

378

89.8%

296

89.4%

167

32.1%

99

100.0%

421

100.0%

331

100.0%

189

36.3%

Echinacea

Yes

35

35.4%

125

29.7%

134

40.5%

26

13.8%

No

64

64.6%

296

70.3%

197

59.5%

163

86.2%

99

100.0%

421

100.0%

331

100.0%

189

100.0%

Iron

Yes

35

35.4%

120

28.5%

116

35.0%

39

20.6%

No

64

64.6%

301

71.5%

215

65.0%

150

79.4%

99

100.0%

421

100.0%

331

100.0%

189

100.0%

Ginseng

Yes

15

15.2%

28

6.7%

30

9.1%

13

6.9%

No

84

84.8%

393

93.3%

301

90.9%

176

93.1%

99

100.0%

421

100.0%

331

100.0%

189

100.0%


* 100% in each cell indicates a complete congruence.

Petr√≥czi et al. Nutrition Journal 2007 6:34   doi:10.1186/1475-2891-6-34

Open Data