Table 2.
Baseline urinary excretions and dietary intakes of Dutch men and women aged 55 years and over: The Rotterdam Study
| Random subcohort | Cases | ||||
|---|---|---|---|---|---|
| Incident MI | Incident stroke | CVD mortality | All-cause mortality | ||
| Urinary excretiona | |||||
| Volume (l/24 h) | 1.4 (0.6) | 1.4 (0.6) | 1.4 (0.6) | 1.3 (0.6) | 1.3 (0.6) |
| Sodium (mmol/24 h) | 117 (69) | 124 (68) | 115 (72) | 99 (61) | 107 (66) |
| Potassium (mmol/24 h) | 45 (22) | 47 (22) | 45 (23) | 44 (24) | 44 (22) |
| Sodium/potassium | 2.8 (1.5) | 2.7 (1.3) | 2.7 (1.3) | 2.5 (1.4) | 2.6 (1.6) |
| Creatinine (mmol/24 h) | 9.2 (4.9) | 9.8 (4.7) | 8.4 (4.4) | 8.1 (4.7) | 8.1 (4.4) |
| Sodium/creatinine | 13.8 (6.6) | 13.6 (6.1) | 14.6 (7.1) | 14.0 (8.0) | 14.8 (7.9) |
| Potassium/creatinine | 5.4 (2.2) | 5.3 (2.1) | 5.8 (2.1) | 6.1 (2.6) | 6.1 (2.5) |
| Dietary intakeb | |||||
| Total energy (mJ/day) | 8.3 (2.1) | 8.6 (2.2) | 8.4 (2.2) | 8.3 (2.0) | 8.5 (2.2) |
| Saturated fat (g/day) | 32 (12) | 34 (13) | 34 (13) | 33 (13) | 34 (12) |
| Calcium (g/day) | 1.1 (0.4) | 1.1 (0.4) | 1.1 (0.4) | 1.1 (0.5) | 1.1 (0.4) |
| Sodium (g/day)c | 2.2 (0.7) | 2.3 (0.6) | 2.2 (0.6) | 2.2 (0.7) | 2.2 (0.7) |
| Potassium (g/day) | 3.6 (0.8) | 3.7 (0.8) | 3.6 (0.8) | 3.6 (0.9) | 3.6 (0.9) |
Values are means with standard deviations; CVD, cardiovascular disease; MI, myocardial infarction
aBased on one timed overnight urine sample
bDietary data were available for 1,205 subjects of the random sample (83%), 170 MI cases (83%), 147 stroke cases (81%), 157 CVD deaths (72%), and 518 deaths from any cause (65%)
cOnly from foods, discretionary sources not included