Table 3.
The discretization results of the final dataset.
| Level and attribute | States | |
| Background | ||
| Gender | 1: male; 2: female | |
| Age (years) | 1: [0 to 70]; 2: (70 to infinity) | |
| Body mass index (kg/m2) | 1: [0 to 25); 2: [25 to infinity) | |
| Waist-to-hip ratio | 1: [0 to 0.91]; 2: (0.91 to infinity) | |
|
|
Education | 1: junior and below; 2: junior high; 3: senior high and above |
| Disease | ||
| Osteoarthritis | 1: negative; 2: positive | |
| Predictor | ||
| Single-leg stance balance test (s) | 1: [0 to 73.6]; 2: (73.6 to infinity) | |
| Body reaction time test (s) | 1: [0 to 0.63]; 2: (0.63 to infinity) | |
| Modified sit and reach test (cm) | 1: [0 to 24.3]; 2: (24.3 to infinity) | |
| Leg extension power test (w) | 1: [0 to 281]; 2: (281 to infinity) | |
| Timed Up and Go test (s) | 1: [0 to 8.9]; 2: (8.9 to infinity) | |
| Anterior Star Excursion Balance Test | 1: [0 to 0.763]; 2: (0.763 to 2.00)a | |
| Anterolateral Star Excursion Balance Test | 1: [0 to 0.833]; 2: (0.833 to 2.00)a | |
| Lateral Star Excursion Balance Test | 1: [0 to 0.812]; 2: (0.812 to 2.00)a | |
| Posterolateral Star Excursion Balance Test | 1: [0 to 0.749]; 2: (0.749 to 2.00)a | |
| Posterior Star Excursion Balance Test | 1: [0 to 0.658]; 2: (0.658 to 2.00)a | |
| Posteromedial Star Excursion Balance Test | 1: [0 to 0.607]; 2: (0.607 to 2.00)a | |
| Medial Star Excursion Balance Test | 1: [0 to 0.490]; 2: (0.490 to 2.00)a | |
| Anteromedial Star Excursion Balance Test | 1: [0 to 0.682]; 2: (0.682 to 2.00)a | |
aThe measured value for the Star Excursion Balance Test has been normalized.