Table 2 Comparison of the PCS and MCS between younger and older adults
Variables | Younger adults (18–64) years | Older adults (≥ 65) years | t | p value |
|---|---|---|---|---|
(N = 435) | (N = 206) | |||
Mean (± SD) or n (%) | Mean (± SD) or n (%) | |||
PCS | 49.90 ± 5.52 | 47.74 ± 5.48 |  − 4.626 |  < 0.001* |
Physical function | 83.90 ± 16.30 | 73.60 ± 17.10 |  − 7.348 |  < 0.001* |
Bodily pain | 56.30 ± 24.80 | 58.20 ± 21.60 |  − 1.114 | 0.266 |
General health | 65.50 ± 10.00 | 64.50 ± 10.40 | 0.984 | 0.325 |
Role limitation due to physical problems | 74.70 ± 24.10 | 68.90 ± 23.50 |  − 2.868 |  < 0.001* |
MCS | 38.16 ± 3.25 | 38.06 ± 3.53 |  − 0.320 | 0.749 |
Social function | 50.70 ± 12.10 | 44.40 ± 12.60 |  − 0.659 |  < 0.001* |
Vitality | 61.50 ± 17.90 | 60.60 ± 16.40 | 0.092 | 0.503 |
Mental health | 44.25 ± 15.00 | 43.90 ± 14.10 |  − 0.318 | 0.750 |
Role limitation due to emotional problems | 77.20 ± 24.30 | 75.10 ± 25.50 |  − 1.013 | 0.318 |