|
Relative percentage of congruent answers by rationale for supplement use and supplement used (n = 520) |
|||||||||
| Overcome injury |
Doctor's advice |
||||||||
|
|
|||||||||
| Yes |
No |
Yes |
No |
||||||
|
|
|||||||||
| Multivitamin |
Yes |
64 |
77.1% |
314 |
71.9% |
91 |
72.2% |
287 |
72.8% |
| No |
19 |
22.9% |
123 |
28.1% |
35 |
27.8% |
107 |
27.2% |
|
| 83 |
100.0% |
437 |
100.0% |
126 |
100.0% |
394 |
100.0% |
||
| Vitamin C |
Yes |
58 |
69.9% |
308 |
70.5% |
89 |
70.6% |
277 |
70.3% |
| No |
25 |
30.1% |
129 |
29.5% |
37 |
29.4% |
117 |
29.7% |
|
| 83 |
100.0% |
437 |
100.0% |
126 |
100.0% |
394 |
100.0% |
||
| Magnesium |
Yes |
16 |
19.3% |
41 |
9.4% |
18 |
14.3% |
39 |
9.9% |
| No |
67 |
80.7% |
396 |
90.6% |
108 |
85.7% |
355 |
90.1% |
|
| 83 |
100.0% |
437 |
100.0% |
126 |
100.0% |
394 |
100.0% |
||
| Echinacea |
Yes |
29 |
34.9% |
131 |
30.0% |
39 |
31.0% |
121 |
30.7% |
| No |
54 |
65.1% |
306 |
70.0% |
87 |
69.0% |
273 |
69.3% |
|
| 83 |
100.0% |
437 |
100.0% |
126 |
100.0% |
394 |
100.0% |
||
| Iron |
Yes |
27 |
32.5% |
128 |
29.3% |
64 |
50.8% |
91 |
23.1% |
| No |
56 |
67.5% |
309 |
70.7% |
62 |
49.2% |
303 |
76.9% |
|
| 83 |
100.0% |
437 |
100.0% |
126 |
100.0% |
394 |
100.0% |
||
| Ginseng |
Yes |
11 |
13.3% |
32 |
7.3% |
5 |
4.0% |
38 |
9.6% |
| No |
72 |
86.7% |
405 |
92.7% |
121 |
96.0% |
356 |
90.4% |
|
| 83 |
100.0% |
437 |
100.0% |
126 |
100.0% |
394 |
100.0% |
||
|
* 100% in each cell indicates a complete congruence. | |||||||||
Petróczi et al. Nutrition Journal 2007 6:34 doi:10.1186/1475-2891-6-34 |
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