Table 3.
Age‐Adjusted Mean Intake of Sodium and Potassium (mg/day) for Women in the Minneapolis–St. Paul Metropolitan Area Aged 25 to 74: Minnesota Heart Survey, 1985–1987 Through 2007–2009
| Mean (SE) | P Value, Linear Trend | |||||
|---|---|---|---|---|---|---|
| 1985–1987 | 1990–1992 | 1995–1997 | 2000–2002 | 2007–2009 | ||
| Sodium, mg/day | ||||||
| All women | 2531 (43) | 2623 (42) | 2917 (47) | 2790 (41) | 2854 (51) | 0.001 |
| Age, y | ||||||
| 25 to 39 | 2695 (61) | 2774 (57) | 3005 (73) | 3056 (62) | 3120 (94) | 0.001 |
| 40 to 54 | 2598 (84) | 2646 (80) | 3040 (86) | 2777 (74) | 2868 (90) | 0.011 |
| 55 to 74 | 2202 (74) | 2334 (74) | 2603 (80) | 2450 (70) | 2519 (80) | 0.002 |
| Education level | ||||||
| >High school | 2575 (53) | 2632 (48) | 2885 (54) | 2793 (44) | 2908 (54) | 0.001 |
| ≤High school | 2447 (68) | 2588 (72) | 2971 (85) | 2802 (77) | 2687 (120) | 0.02 |
| Body mass index | ||||||
| <25.0 | 2578 (59) | 2659 (57) | 2972 (71) | 2761 (60) | 2770 (79) | 0.02 |
| 25.0 to 29.9 | 2486 (66) | 2542 (62) | 2800 (71) | 2721 (59) | 2915 (78) | 0.001 |
| ≥30.0 | 2494 (85) | 2637 (78) | 2909 (71) | 2854 (64) | 2892 (87) | 0.001 |
| Potassium, mg/day | ||||||
| All women | 2285 (36) | 2282 (35) | 2501 (39) | 2374 (35) | 2533 (42) | <0.0001 |
| Age, y | ||||||
| 25 to 39 | 2304 (48) | 2306 (45) | 2435 (57) | 2301 (49) | 2483 (74) | 0.06 |
| 40 to 54 | 2337 (60) | 2326 (56) | 2565 (61) | 2443 (50) | 2545 (65) | 0.004 |
| 55 to 74 | 2191 (60) | 2188 (60) | 2519 (65) | 2389 (56) | 2595 (64) | <0.0001 |
| Education level | ||||||
| >High school | 2371 (43) | 2352 (38) | 2517 (43) | 2422 (36) | 2562 (44) | 0.0007 |
| ≤High school | 2202 (60) | 2171 (62) | 2472 (72) | 2259 (66) | 2394 (97) | 0.05 |
| Body mass index | ||||||
| <25.0 | 2372 (51) | 2389 (50) | 2603 (60) | 2426 (52) | 2626 (67) | 0.003 |
| 25.0 to 29.9 | 2265 (54) | 2232 (51) | 2391 (59) | 2352 (49) | 2595 (64) | <0.0001 |
| ≥30.0 | 2169 (70) | 2174 (66) | 2485 (69) | 2334 (57) | 2345 (73) | 0.02 |