Table 1 The baseline characteristics in non-frail and prefrail individuals, and comparisons between the two groups
Distribution of the sample | Characteristics within each group | Between-group difference | ||
|---|---|---|---|---|
Non-frail | Prefrail | p value | ||
All samplec | 33 (77%) | 10 (23%) | ||
Genderc | 0.127 | |||
Male | 6 (14%) | 3 (9%) | 3 (30%) | |
Female | 37 (86%) | 30 (91%) | 7 (70%) | |
Age (years)a | 60.60 (7.54) | 59.27 (6.55) | 65 (9.23) | 0.034 |
Height (cm)a | 158.71 (5.75) | 158.52(5.46) | 159.35 (6.90) | 0.692 |
BMI (Kg/m2)a | 23.39 (2.94) | 23.62 (2.78) | 22.65 (3.45) | 0.369 |
SBP (mmHg)a | 128.19 (18.55) | 127.79(20.62) | 129.50 (9.58) | 0.802 |
DBP (mmHg)a | 83.63 (12.03) | 83.06 (12.14) | 85.50 (12.12) | 0.581 |
Weight (Kg)b | 58 (10) | 58 (10) | 57.35 (9) | 0.505 |
Comorbidityc | 0.070 | |||
YES | 8 (19%) | 4 (12%) | 4 (40%) | |
NO | 35 (81%) | 29 (88%) | 6 (60%) | |
Medication historyc | 0.281 | |||
YES | 22 (51%) | 15 (45%) | 7 (70%) | |
NO | 21 (49%) | 18 (55%) | 3 (30%) | |
Marital statusc | 0.206 | |||
Married | 33 (77%) | 27 (82%) | 6 (60%) | |
Unmarried/Divorced/Widow | 10 (23%) | 6 (18%) | 4 (40%) | |
Educationc | 0.419 | |||
Never been/primary school | 15 (35%) | 10 (30%) | 5 (50%) | |
Middle/technical/high school | 24 (56%) | 20 (61%) | 4 (40%) | |
College and above | 4 (9%) | 3 (9%) | 1 (10%) | |
Monthly income (HKD)c | 0.810 | |||
> 10,000 | 37 (86%) | 28 (85%) | 9 (90%) | |
≤ 10,000 | 6 (14%) | 5 (15%) | 1 (10%) | |
Smoking historyc | 0.611 | |||
Yes | 6 (14%) | 4 (12%) | 2 (80%) | |
No | 37 (86%) | 29 (88%) | 8 (20%) | |
Drinking frequencyc | > 0.999 | |||
Drinking occasionally | 10 (23%) | 8 (24%) | 2 (20%) | |
Never | 33 (77%) | 25 (76%) | 8 (80%) | |
Self-rated healthc | 0.273 | |||
Good | 25(58%) | 21 (64%) | 4 (40%) | |
Normal/worse | 18 (42%) | 12 (36%) | 6 (60%) | |