TABLE 2.
Characteristics of the Boston Puerto Rican Health Study (BPRHS) and the Nutrition, Aging, and Memory in Elders (NAME) Study populations according to sex1
| BPRHS |
NAME |
P for BPRHS vs NAME (t test)2 |
||||
| Men (n = 299) | Women (n = 707) | Men (n = 275) | Women (n = 872) | Men | Women | |
| Age (y) | 57.4 ± 7.83 | 57.6 ± 7.3 | 74.1 ± 8.3 | 75.2 ± 8.6 | <0.001 | <0.001 |
| BMI (kg/m2) | 29.6 ± 5.1 | 33.0 ± 6.94 | 28.6 ± 6.0 | 32.4 ± 9.14 | 0.037 | 0.137 |
| Systolic blood pressure (mm Hg) | 137.7 ± 18.4 | 135.3 ± 18.8 | 137.0 ± 21.0 | 134.5 ± 20.0 | 0.673 | 0.414 |
| Diastolic blood pressure (mm Hg) | 82.7 ± 11.2 | 80.5 ± 10.3 | 76.3 ± 11.8 | 75.3 ± 10.7 | <0.001 | <0.001 |
| Physical activity score | 32.5 ± 5.7 | 31.1 ± 4.0 | 26.9 ± 1.4 | 26.8 ± 1.1 | <0.001 | <0.001 |
| Plasma folate (ng/mL) | 17.8 ± 8.6 | 20.1 ± 9.34 | 15.5 ± 12.3 | 15.0 ± 8.9 | 0.011 | <0.001 |
| Plasma vitamin B-12 (pg/mL) | 529.9 ± 271.3 | 546.8 ± 278.4 | 519.9 ± 262.9 | 607.4 ± 546.94 | 0.655 | 0.005 |
| Plasma vitamin B-6 (nmol/L) | 61.6 ± 59.5 | 60.0 ± 64.1 | 69.7 ± 73.8 | 69.9 ± 79.4 | 0.151 | 0.006 |
| Plasma homocysteine (μmol/L) | 10.7 ± 5.9 | 8.7 ± 4.14 | 12.4 ± 4.9 | 11.9 ± 5.74 | <0.001 | <0.001 |
| Plasma creatinine (mg/L) | 9.8 ± 3.8 | 7.7 ± 3.54 | 11.9 ± 10.0 | 10.6 ± 10.44 | <0.001 | <0.001 |
| 8-OHdG (ng/mg creatinine) | 124.2 ± 69.2 | 143.1 ± 75.1 | NA | NA | NA | NA |
| Smoker [n (%)] | 99 (33.8) | 142 (20.3)4 | 67 (24.8) | 131 (15.3)4 | 0.018 | 0.01 |
| Drinker [n (%)] | 146 (49.5) | 254 (35.9)4 | 100 (37.2) | 276 (32.1) | <0.001 | 0.114 |
| Diabetes [n (%)] | 122 (41.2) | 285 (40.5) | 112 (42.0) | 292 (35.2)4 | 0.846 | 0.031 |
| Hypertension [n (%)] | 210 (71.7) | 490 (69.9) | 226 (84.3) | 718 (85.2) | <0.001 | <0.001 |
| Stroke [n (%)] | 16 (5.4) | 23 (3.3) | 66 (24.7) | 163 (19.2) | <0.001 | <0.001 |
| Cardiovascular diseases [n (%)] | 72 (24.1) | 142 (20.1) | 117 (43.8) | 344 (40.9) | <0.001 | <0.001 |
1
NA, not applicable; 8-OHdG, 8-hydroxydeoxyguanosine.
2
Calculated by using a t test for mean differences between 2 populations.
3
Mean ± SD (all such values).
4
Statistical significance at P < 0.05 within population.