Neural Plasticity / 2016 / Article / Tab 2

Research Article

Sleep Spindles Characteristics in Insomnia Sufferers and Their Relationship with Sleep Misperception

Table 2

Medians (ranges) of laboratory night 3 objective and subjective sleep parameters of good sleepers (GS) and paradoxical (PARA-I) and psychophysiological (PSY-I) insomnia sufferers.

GSPARA-IPSY-I

Subjective
SOL (min)8.00 (0.00–25.00) 30.00 (0.00–120.00) 15.00 (8.00–60.00)
WASO (min)3.00 (0.00–45.00) 60.00 (0.00–240.00) 17.50 (0.00–120.00)
TST (min)450.00 (350.00–516.00)327.50 (0.00–390.00)420.00 (332.00–491.00)
SE (%)95.83 (82.97–100.00) 69.38 (11.76–81.30) 88.20 (69.40–95.83)
Objective
SOL (min)6.00 (1.00–31.33) 5.67 (2.00–32.67) 6.67 (1.33–30.33)
WASO (min)16.33 (3.67–64.00) 29.50 (5.00–44.67) 22.34 (1.00–136.67)
TST (min)424.00 (345.67–491.00)419.00 (371.33–458.33)424.67 (335.00–507.00)
SE (%) 94.00 (85.00–98.00) 90.50 (88.00–96.00) 92.50 (72.00–99.00)
Stage 1
Total time (min)8.00 (1.00–32.33) 6.34 (1.33–22.67) 10.67 (1.67–35.33)
Proportion (%)1.82 (0.21–8.44) 1.52 (0.32–5.67) 2.86 (0.45–7.46)
Stage 2
Total time (min)257.67 (170.00–350.00)248.67 (175.00–324.67)276.67 (148.33–360.00)
Proportion (%)62.69 (40.28–71.28)61.24 (41.63–72.26)64.13 (33.36–79.76)
SWS
Total time (min)21.67 (0.84–62.67)20.50 (4.50–73.50)12.92 (0.00–97.00)
Proportion (%)4.87 (0.23–14.51)4.78 (0.99–17.49)2.93 (0.00–21.82)
REM
Total time (min)114.67 (60.00–169.33)103.84 (63.67–139.67)103.34 (67.33–164.67)
Proportion (%) 26.85 (17.36–37.64) 25.04 (17.15–32.67) 25.66 (14.92–37.97)

Note. SOL: sleep onset latency. WASO: wake after sleep onset. TST: total sleep time. SE: sleep efficiency. SWS: slow wave sleep. REM: rapid eye movement. a: significant difference between the PARA-I and PSY-I. b: significant difference between the PARA-I and GS. c: significant difference between the PSY-I and GS.