Table 1.
Demographic, psychological trait, and subjective sleep duration in the PAPA and APAP groups.
| Characteristic | PAPA (SD) | APAP (SD) | p (unpaired t) |
|---|---|---|---|
| N | 15 | 13 | |
| Age | 24.9 (5.2) | 24.9 (5.1) | .98 |
| ESS | 4.87 (3.40) | 5.38 (3.62) | .70 |
| PSQI | 3.13 (1.85) | 3.25 (1.91) a | .87 |
| MEQ | 49.00 (11.53) | 50.46 (10.06) | .73 |
| CTQ (total) | 28.00 (4.02) c | 34.90 (9.72) d | .04* |
| THQ (total) | 2.08 (1.44) c | 3.00 (1.49) d | .16 |
| NEO-PI-R Neuroticism | 69.57 (21.46) | 73.54 (20.16) b | .63 |
| NEO-PI-R Extraversion | 118.07 (20.66) | 118.46 (18.73) b | .96 |
| NEO-PI-R Openness | 126.57 (26.84) | 112.62 (19.77) b | .67 |
| NEO-PI-R Agreeableness | 117.29 (17.89) | 110.31 (16.30) b | .30 |
| NEO-PI-R Conscientiousness | 128.71 (17.04) | 118.15 (16.64) b | .12 |
| STAI-Trait | 30.00 (7.91) | 32.15 (6.93) | .45 |
| Self-report average TST | 7.55 (0.57) | 7.96 (0.75) | .11 |
| Self-report caffeine/day (cups) | 0.93 (0.59) | 0.62 (0.42) | .12 |
| Self-report EtOH/wk (drinks) | 2.97 (2.48) | 2.93 (2.78) | .97 |
| Diary sleep Day -2 (min) | 503 (80) | 540 (73) a | .23 |
| Diary sleep Day -1 (min) | 465 (82) | 429 (76) a | .25 |
| Diary sleep Day 1 (min) | 449 (20) | 462 (23) a | .12 |
| Diary sleep Day 2 (min) | 451 (20) d | 421 (101) e | .34 |
*
p<.05,
a
N=12,
b
N=13,
c
N=12,
d
N=10,
e
N=11, TST=total sleep time.
ESS: Epworth Sleepiness Scale (Johns 1991), PSQI: Pittsburgh Sleep Quality Index (Buysse et al., 1989), MEQ: Morningness-Eveningness Questionnaire Horne & Ostberg 1976), STAI-T: Spielberger State-Trait Anxiety Inventory-Trait portion (Spielberger et al 1990, CTQ: Childhood Trauma Questionnaire (Bernstein et al 2008), THQ: Trauma History Questionnaire (Hooper et al 2011), NEO-PI-R: Revised NEO Personality Inventory (Costa & McCrae 1992).