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. Author manuscript; available in PMC: 2011 Dec 29.
Published in final edited form as: Chronobiol Int. 2010 Jan;27(1):161–180. doi: 10.3109/07420521003648604

Table 3.

Cross-correlations between mood/sleepiness and metrics of PVT performance.

Variable: Mean RT:
Median RT:
r-value: Lag: r-value: Lag:
Intra-aural Temperature −0.36 ± 0.11* 0 h −0.45 ± 0.11* 0 h
POMS Anger 0.30 ± 0.16 0 h 0.27 ± 0.14 0 h
POMS Confusion 0.30 ± 0.16 0 h 0.42 ± 0.14* 0 h
POMS Depression 0.31 ± 0.08* +3 h 0.32 ± 0.14* 0 h
POMS Fatigue 0.44 ± 0.19* 0 h 0.44 ± 0.14* 0 h
POMS Tension 0.26 ± 0.15 0 h 0.24 ± 0.14 0 h
POMS Vigor −0.35 ± 0.11* 0 h −0.39 ± 0.13* 0 h
POMS TMD 0.38 ± 0.14* 0 h 0.43 ± 0.14* 0 h
SSS Sleepiness 0.39 ± 0.14* 0 h 0.40 ± 0.13* 0 h
Variable: 10% Fastest RT:
10% Slowest 1/RT:
r-value: Lag: r-value: Lag:
Intra-aural Temperature −0.43 ± 0.10* 0 h 0.19 ± 0.12 0 h
POMS Anger 0.25 ± 0.09* +3 h −0.26 ± 0.14 0 h
POMS Confusion 0.34 ± 0.13* 0 h −0.25 ± 0.16 0 h
POMS Depression 0.30 ± 0.12* 0 h −0.26 ± 0.06* +3 h
POMS Fatigue 0.28 ± 0.13* 0 h −0.25 ± 0.17 0 h
POMS Tension 0.26 ± 0.13 0 h −0.21 ± 0.14 0 h
POMS Vigor −0.33 ± 0.12* 0 h 0.16 ± 0.11 0 h
POMS TMD 0.33 ± 0.14* 0 h −0.20 ± 0.15 0 h
SSS Sleepiness 0.32 ± 0.12* 0 h −0.24 ± 0.14 0 h

Data are expressed as mean ± SE.

*

indicates that the correlation is significantly different from 0 (p < 0.05). POMS: Profile of Mood States; TMD: Total Mood Disturbance; SSS: Stanford Sleepiness Scale.