Table 5.
Global statistics of the MSLTc on the speaker and the sample levels.
| SL | NSL | TOTAL | sig. | |
|---|---|---|---|---|
| SPEAKERS SCALE (MSLTc) | ||||
| Spk. | 28 | 78 | 106 | |
| Age (std) years |
33.5 (15.9) | 36.7 (13.5) | 35.9 (14.2) | MW: n.s. |
| BMI (std) kg/m2 |
24.1 (4.7) | 24.3 (5.6) | 24.2 (5.3) | MW: n.s. |
| Men | 15 | 28 | 43 | χ2: n.s. |
| Women | 13 | 50 | 63 | |
| avg. MSLT (std) minutes |
4.84 (2.05) | 13.53 (3.22) | 11.23 (4.85) | |
| avg. KSS (std) | 4.37 (1.22) | 4.47 (1.28) | 4.45 (1.26) | MW: n.s. |
| ESS (std) | 15.91 (5.68) | 14.19 (4.53) | 14.65 (4.89) | MW: * |
| SAMPLES SCALE (MSLTc) | ||||
| Total length | 4 h 30 min 9 s | 6 h 54 min 44 s | 11 h 24 min 54 s | |
| Avg. length of a sample (std) | 1 min 17 s (12.0 s) |
1 min 17 s (12.2 s) |
1 min 17 s (12.1 s) |
MW: n.s. |
| Samples | 210 | 320 | 530 | |
| Men | 100 | 115 | 215 | χ2: ** |
| Women | 110 | 205 | 315 | |
| MSLT (std) minutes |
4.55 (2.21) | 15.62 (4.28) | 11.23 (6.51) | |
| KSS (std) | 4.58 (1.89) | 4.36 (1.92) | 4.45 (1.91) | MW: n.s. |
SL, Sleepy (avg. MSLT ≤ 8 min and MSLT ≤ 8 min respectively for speaker and sample levels); NSL, Non-Sleepy; sig., significance of the statistical test; MW, Mann-Whitney's U-est; n.s., not significant;
*
p < 0.05,
**
p < 0.01.