Document Classification

Section Type: RESULTS

Text: At 7:30 AM, the nap group had fewer performance lapses (NAP 3. 13, NONE 4. 12 ; p < 0. 03 ; mean difference 0. 99 ; 95 % CI : -0. 1 -2. 08), reported more vigor (NAP 4. 44, NONE 2. 39 ; p < 0. 03 ; mean difference 2. 05 ; 95 % CI : 0. 63-3. 47), less fatigue (NAP 7. 4, NONE 10. 43 ; p < 0. 05 ; mean difference 3. 03 ; 95 % CI : 1. 11-4. 95), and less sleepiness (NAP 5. 36, NONE 6. 48 ; p < 0. 03 ; mean difference 1. 12 ; 95 % CI : 0. 41-1. 83).