Table 4.
Reaching protein thresholds according to physical activity level in community-dwelling older adults in the Netherlands (DNFCS), Finland (FINDIET), and Italy (INRAN-SCAI).
| Physical Activity Level | ||||
|---|---|---|---|---|
| Low | Intermediate | High | p-Value | |
| DNFCS (n = 1476 days) | n = 64 | n = 252 | n = 1160 | |
| ≥2 eating occasions >20 g protein (%) | 28.0 (13.7–42.2) | 43.3 (35.7–50.9) | 49.9 (45.7–54.2) | 0.0043 |
| ≥2 eating occasions >30 g protein (%) | 1.9 (−6.1–9.9) | 7.7 (3.5–12.0) | 9.8 (7.4–12.2) | 0.12 |
| ≥2 main meals >20 g protein (%) | 20.5 (6.2–34.8) | 41.5 (33.9–49.1) | 46.0 (41.7–50.3) | 0.0018 |
| ≥2 main meals >30 g protein (%) | 1.6 (−6.2–9.4) | 6.0 (1.9–10.2) | 9.0 (6.7–11.3) | 0.089 |
| FINDIET (n = 1734 days) | n = 286 | n = 1088 | n = 360 | |
| ≥2 eating occasions >20 g protein (%) | 37.3 (29.4–45.1) | 39.0 (33.4–44.6) | 38.0 (30.3–45.7) | 0.88 |
| ≥2 eating occasions >30 g protein (%) | 13.6 (8.4–18.9) | 11.9 (8.2–15.7) | 14.6 (9.5–19.7) | 0.47 |
| ≥2 main meals >20 g protein (%) | 27.2 (19.8–34.6) | 28.3 (23.1–33.6) | 27.6 (20.4–34.8) | 0.94 |
| ≥2 main meals >30 g protein (%) | 9.2 (4.60–13.8) | 8.4 (5.2–11.7) | 8.5 (4.1–13.0) | 0.95 |
| INRAN-SCAI (n = 1530 days) | n = 201 | n = 642 | n = 687 | |
| ≥2 eating occasions >20 g protein (%) | 58.2 (47.3–69.1) | 56.7 (47.7–65.7) | 62.0 (52.8–71.2) | 0.24 |
| ≥2 eating occasions >30 g protein (%) | 28.5 (18.1–38.9) | 30.1 (21.5–38.7) | 31.8 (21.5–38.7) | 0.73 |
| ≥2 main meals >20 g protein (%) | 57.3 (46.3–68.3) | 56.6 (47.5–65.7) | 61.9 (52.6–71.2) | 0.23 |
| ≥2 main meals >30 g protein | 28.5 (18.0–38.9) | 29.9 (21.3–38.6) | 31.6 (22.8–40.4) | 0.74 |
Number of meals reaching protein thresholds presented as % (95%-CI). Adjusted for age, sex, educational level, marital status, household income, and smoking; n is number of recall days per survey for participants with non-missing physical activity data.