Table 2 Characteristics of study population for women
Group 65 (65–69) (n = 41) Ref | Group 70 (70–74) (n = 42) | Group 75 (75–79) (n = 39) | Group 80 (80–84) (n = 29) | Group 85 (≧85) (n = 15) | P-value | |
|---|---|---|---|---|---|---|
Age (years) | 67.0 (66.0–69.0) | 72.0 (70.0–74.0) a | 77.0 (75.0–78.0)a | 81.0 (81.0–83.0) a | 88.0 (85.0–89.0) a | < 0.001 |
Height (cm) | 151.9 ± 5.8 | 149.3 ± 5.8 | 148.7 ± 4.6 | 147.1 ± 5.9 a | 143.7 ± 4.5 a | < 0.001 |
Body Weight (kg) | 51.9 (45.3–59.1) | 52.8 (44.0–56.2) | 50.0 (46.5–58.8) | 48.9 (43.1–55.4) | 45.4 (40.4–48.4) a | 0.030 |
BMI | 23.0 (20.7–25.5) | 22.8 (21.3–25.8) | 23.1 (20.6–26.4) | 22.4 (20.1–25.2) | 21.5 (20.9–23.6) | 0.573 |
SBP (mmHg) | 130.7 ± 20.3 | 132.4 ± 21.8 | 133.9 ± 18.5 | 137.1 ± 18.4 | 136.3 ± 21.1 | 0.713 |
DBP (mmHg) | 72.8 ± 12.0 | 75.0 ± 10.6 | 70.7 ± 10.7 | 76.8 ± 11.7 | 73.1 ± 12.7 | 0.239 |
Biochemical data | ||||||
Albumin (g/dL) | 4.4 (4.3–4.6) | 4.5 (4.3–4.5) | 4.4 (4.2–4.5) | 4.3 (4.2–4.5) | 4.3 (4.1–4.4) | 0.022 |
hsCRP (mg/dL) | 0.03 (0.01–0.06) | 0.04 (0.28–0.75) | 0.05 (0.03–0.08) | 0.05 (0.02–0.07) | 0.04 (0.02–0.09) | 0.453 |
eGFR (mL/min/1.73m2) | 65.0 (60.9–70.4) | 64.6 (59.1–70.5) | 59.3 (52.1–67.5) | 62.3 (53.8–68.1) | 63.8 (55.4–70.9) | 0.069 |
TC (mg/dL) | 200.0 (176.0–212.5) | 202.5 (183.0–228.3) | 183.5 (150.5–212.0) | 189.0 (170–209.5) | 162.0 (158.0–193.0) a | 0.003 |
LDL-C (mg/dL) | 114.0 (92.5–134.5) | 119.5 (100.8–135.0) | 104.5 (87.3–132.8) | 107.0 (92.5–129.0) | 91.0 (81.0–119.0) | 0.036 |
HDL-C (mg/dL) | 62.0 (50.0–71.0) | 63.5 (54.0–79.0) | 51.5 (42.3–69.0) | 60.0 (54.5–64.5) | 63.0 (48.0–65.0) | 0.039 |
HbA1c (%) | 5.5 (5.3–5.7) | 5.6 (5.4–5.8) | 5.5 (5.4–6.1) | 5.6 (5.4–5.8) | 5.7 (5.3–5.9) | 0.309 |
Smoking habit | ||||||
Current/former/never (%) | 14.6/53.7/31.7 | 4.8/71.4/23.8 | 10.0/62.5/27.5 | 6.9/62.1/31.0 | 13.3/66.7/20.0 | 0.929 |
Alcohol drinking habit | ||||||
Usually/sometimes/never (%) | 19.5/29.3/48.8 | 26.2/33.3/40.5 | 17.5/22.5/60.0 | 17.2/24.1/58.6 | 20.0/6.7/73.3 | 0.284 |
Muscle strength (kg) | ||||||
Toe grip strength | 12.19 ± 4.03 | 10.97 ± 4.01 | 10.45 ± 3.49 | 9.20 ± 3.41 a | 6.93 ± 3.14 a | < 0.001 |
Hand grip strength | 25.85 ± 4.80 | 23.51 ± 5.15 | 23.62 ± 4.58 | 22.67 ± 3.22 a | 19.23 ± 3.42 a | < 0.001 |
Knee extension strength | 21.54 ± 6.37 | 19.37 ± 6.42 | 19.77 ± 8.63 | 18.46 ± 4.92 | 16.55 ± 4.20 | 0.170 |