Table 2 Descriptive statistic and features of the RAND-36 score distribution (n = 3422)
From: The Swedish RAND-36: psychometric characteristics and reference data from the Mid-Swed Health Survey
Physical functioning (PF) | Role-functioning/physical (RP) | Pain (P) | General health (GH) | Energy/fatigue (EF) | Social functioning (SF) | Role-functioning/emotional (SF) | Emotional well-being (SF) | |
|---|---|---|---|---|---|---|---|---|
Mean (SD)a | 78.9 (26.4) | 70.4 (40.3) | 72.6 (23.4) | 66.1 (21.8) | 61.0 (22.6) | 81.7 (24.2) | 74.7 (87.5) | 76.2 (19.0) |
CI 95%b | 78.0–79.8 | 69.1–71.8 | 71.7–73.5 | 65.4–66.8 | 60.2–61.8 | 80.9–82.5 | 73.5–76.0 | 75.5–76-8 |
Median | 90.0 | 100 | 77.5 | 70.0 | 65.0 | 100 | 77.5 | 80.0 |
Skewness | −1.345 | −.895 | −.736 | −.554 | −.446 | −1.270 | − 1.079 | −.945 |
Kurtosis | .768 | −.931 | −.441 | −.323 | −.379 | .793 | −.468 | .505 |
Range | 1–100 | 1–100 | 1–100 | 1–100 | 1–100 | 1–100 | 1–100 | 1100 |
Floor (%)c | 1.1 | 18.7 | 1.4 | 0.1 | 0.8 | 0.8 | 13.6 | 0.1 |
Ceiling (%)d | 30.3 | 58.5 | 28.7 | 4.8 | 3.5 | 51.3 | 64.2 | 8.9 |
Computable scale scores (%)e | 98.8 | 97.5 | 98.8 | 98.4 | 98.6 | 99.0 | 97.1 | 98.5 |