Skip to main content

Table 5 Fatigue, Dips, Need for Recovery and Chronotype

From: Work, eat and sleep: towards a healthy ageing at work program offshore

  Total <45 yrs 45–54 yrs ≥55 yrs Difference p-values
CIS-8*, mean (sd) 36.36 (4.24) 35.95 (4.07) 36.36 (4.41) 37.58 (4.28) .085
Dip days (Yes) (N, %) 96 (41) 53 (55) 25 (26) 16 (17) .358
Dip experience (N, %)      .685
 Mentally 41 (39) 24 (41) 10 (33) 7 (44)
 Physically 19 (18) 11 (19) 5 (17) 1 (6)
 Both 46 (43) 23 (40) 15 (50) 8 (50)
NFR°, (scale 0–100)      
Median IQR 20 (9.09–36.36) 18.18 27.27 18.18
Mean (sd) 26.42 (18.28) 26.57 (18.75) 26.41 (18.25) 24.37 (16.73) .772
Midsleep duration, mean (sd)     
 Offshore 2.72 (2.14) 2.93 (2.38) 2.55 (1.86) 2.24 (0.53) .156
 Free Days 3.75 (0.96) 3.97 (1.04) 3.53 (0.93) 3.63 (0.78) .348
Sleep duration, mean (sd)     
 Offshore 7.18 (0.99) 7.21 (1.06) 7.15 (0.94) 7.03 (0.78) .605
 Free Days 7.82 (1.01) 7.88 (1.06) 7.78 (1.02) 7.74 (0.88) .235
  1. Due to missing values the sum scores are not equal to the total; *CIS = checklist individual strength; °NFR = need for recovery scores