Table 1.
Agreement between manual and computerized detection and analysis of LM, evaluated with intraclass correlation coefficients
| Manual quantification | Computerized quantification | Intraclass correlation coefficient | P values | |
|---|---|---|---|---|
| LM index right | ||||
| LMS/h, TST | 12.3 (6–37.4) | 13.9 (6.3–37.3) | 0.997 (0.995–0.999) | <0.001 * |
| LMS/h, NREM sleep | 13.8 (4.8–44) | 13.9 (5.2–43.7) | 0.998 (0.996–0.999) | <0.001 * |
| LMS/h, REM sleep | 12.8 (6.1–33.7) | 11.9 (5.4–33.5) | 0.989 (0.979–0.994) | <0.001 * |
| LMW | 59.7 (39.5–80) | 63.7 (48.4–86.3) | 0.911 (0.839–0.952) | <0.001 * |
| LM index left | ||||
| LMS/h, TST | 12.9 (5.4–32) | 13.1 (5.4–32.1) | 0.995 (0.991–0.998) | <0.001 * |
| LMS/h, NREM sleep | 13.3 (3.8–35.7) | 13.5 (4.1–36.1) | 0.996 (0.992–0.998) | <0.001 * |
| LMS/h, REM sleep | 10.5 (7–24.1) | 10.3 (7–25.1) | 0.991 (0.982–0.995) | <0.001 * |
| LMW | 57.8 (42.2–76.6) | 55.2 (43.9–79.6) | 0.939 (0.888–0.967) | <0.001 * |
LM leg movements, LMS leg movements during sleep, LMW leg movements during wakefulness, TST total sleep time
*Significant p-values after correction for multiple comparisons according to Bonferroni are given in bold letters