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Table 1
Prevalence of weight change and average change (kilograms) over two-year interval, by sex, household population aged 18 to 64, Canada excluding territories, 1996/1997 to 2004/2005
Standard symbols | Trend in mean weight change† | Interval |
||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1996/1997 to 1998/1999 | 1998/1999 to 2000/2001 | 2000/2001 to 2002/2003 | 2002/2003 to 2004/2005 | ||||||||||||||
% |
Number |
kg |
sd |
% |
Number |
kg |
sd |
% |
Number |
kg |
sd |
% |
Number |
kg |
sd |
||
Men |
|||||||||||||||||
| Gain | (p < 0.05) | 49 |
2,114 |
4.56 |
0.1 |
51 |
1,988 |
4.82 |
0.11 |
49 |
1,819 |
4.98 |
0.13 |
44‡ |
1,499 |
4.99 |
0.14 |
| Loss | (not significant) | 28 |
1,194 |
-4.56 |
0.18 |
27 |
1,109 |
-4.68 |
0.18 |
29 |
1,049 |
-4.42 |
0.17 |
32§ |
1,106 |
-4.61 |
0.17 |
| Stable | 23 |
969 |
... |
... |
22 |
855 |
... |
... |
22 |
815 |
... |
... |
23 |
792 |
... |
... |
|
Women |
|||||||||||||||||
| Gain | (p < 0.05) | 49 |
2,253 |
4.39 |
0.1 |
48 |
2,131 |
4.5 |
0.11 |
49 |
2,033 |
4.78 |
0.14 |
46 |
1,767 |
4.62 |
0.12 |
| Loss | (p < 0.05) | 29 |
1,342 |
-4.35 |
0.12 |
29 |
1,274 |
-4.54 |
0.13 |
29 |
1,206 |
-4.46 |
0.15 |
32 |
1,247 |
-4.91 |
0.2 |
| Stable | 22 |
994 |
... |
... |
22 |
956 |
... |
... |
22 |
864 |
... |
... |
22 |
828 |
... |
... |
|
| † Based on linear regression of mean weight gain or loss on time. | |||||||||||||||||
| ‡ Significantly different from first three intervals (p < 0.05). | |||||||||||||||||
| § Significantly different from intervals 1996/1997 to 1998/99 and 1998/99 to 2000/2001 (p < 0.05). | |||||||||||||||||
| Note: All percentages are accurate within +/- 2 percentage points. | |||||||||||||||||
| Source: 1996/1997 to 2004/2005 National Population Health Survey, longitudinal Health file. | |||||||||||||||||
