Table 5 Results of binary logistic regression analyses for MALES in a) the NCS (n = 1,974) and b) the CCHS (n = 4,837), with reported use of table salt (yes versus no) regressed on socio-economic variables and covariates
Predictor variable | NCS 1970-72 | CCHS 2004 | |||||
|---|---|---|---|---|---|---|---|
Unadjusted estimates1odds ratio (95% CI) | Partially adjusted model2odds ratio (95% CI) | Fully adjusted model3odds ratio (95% CI) | Unadjusted estimates1odds ratio (95% CI) | Partially adjusted model2odds ratio (95% CI) | Fully adjusted model3odds ratio (95% CI) | ||
Income (ref: low) | Middle | 3.6 (1.3 to 9.6)* | 3.30 (.90 to 12.1)†| 3.6 (.93 to 14.1)†| 1.4 (.86 to 2.1) | 1.09 (.69 to 1.7) | 1.08 (.68 to 1.7) |
High | 3.1 (.91 to 10.7)†| 2.8 (.55 to 13.8) | 2.96 (.53 to 16.4) | .67 (.45 to 1.02)†| .50 (.31 to .80)** | .49 (.31 to .79)** | |
Education (ref: lowest) | Low-mid | 1.5 (.57 to 3.8) | .79 (026 to 2.4) | .69 (.23 to 2.1) | 1.2 (.66 to 2.3) | 1.2 (.60 to 2.2) | 1.2 (.60 to 2.2) |
Mid-high | 6.4 (.82 to 50.9)†| 3.6 (.38 to 34.5) | 3.2 (.33 to 30.7) | .76 (.44 to 1.3) | .68 (.38 to 1.2) | .69 (.38 to 1.2) | |
Highest | 1.9 (.38 to 9.6) | .76 (.12 to 5.0) | .58 (.09 to 3.9) | .86 (.47 to 1.6) | .88 (.46 to 1.7) | .89 (.46 to 1.7) | |
Energy intake (kcal) | .9996 (.9991 to1.00005)†| -- | .9992 (.9987 to .9997)** | 1.0002 (.99993 to 1.0004) | -- | 1.0001 (.99986 to 1.0003) | |
Age | .93 (.88 to .98)** | .93 (.88 to .99)* | .91 (.86 to .96)** | .99 (.97 to 1.004) | .99 (.97 to 1.01) | .99 (.97 to 1.008) | |
Region (ref: B.C.) | Prairies | 2.3 (.50 to 11.1) | 2.7 (.53 to 13.5) | 3.2 (.56 to 18.6) | .69 (.36 to 1.3) | .72 (.38 to 1.4) | .73 (.38 to 1.4) |
Ontario | 3.9 (.72 to 21.3) | 3.7 (.74 to 18.1) | 3.6 (.71 to 17.7) | .57 (.32 to .99)* | .57 (.32 to 1.0)†| .58 (.33 to 1.02)†| |
Quebec | .86 (.27 to 2.7) | 1.1 (.31 to 3.6) | 1.1 (.31 to 3.9) | .79 (.40 to 1.5) | .85 (.42 to 1.7) | .86 (.43 to 1.74) | |
Atlantic | 3.8 (.95 to 15.4)†| 4.5 (1.1 to 19.0)* | 6.3 (1.3 to 30.3)* | .82 (.42 to 1.6) | .70 (.34 to 1.4) | .71 (.34 to 1.5) | |
Urban residence (ref: rural) | 1.2 (.48 to 2.9) | 1.0 (.43 to 2.4) | .98 (.42 to 2.3) | 1.4 (.96 to 2.2)†| 1.4 (.89 to 2.2) | 1.4 (.88 to 2.2) | |
Born outside of Canada (ref: born in Canada)4 | .32 (.09 to 1.2)†| .38 (.09 to 1.6) | .31 (.08 to 1.3) | .75 (.44 to 1.3) | .73 (.42 to 1.3) | .73 (.42 to 1.3) | |
Employed (ref: not employed) | .77 (.24 to 2.5) | .28 (.08 to .96)* | .33 (.09 to 1.2)†| 1.96 (1.3 to 2.99)** | 2.4 (1.5 to 3.8)** | 2.4 (1.5 to 3.7)** | |
Marital status (ref: not married or common-law) | N/A | N/A | N/A | 1.5 (1.07 to 2.2)* | 1.8 (1.2 to 2.6)** | 1.8 (1.2 to 2.6)** | |