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Table 3 Mean comparisons of certain characteristics among the studied groups

From: Experience and limited lighting may affect sleepiness of tunnel workers

Variable Epworth <10 (n = 35) Epworth >10 (n = 7) Sig. p-values
  Mean SD Mean SD  
Age (years) 43,63 8,3 36,43 7,72 0.04
Shift years 14,84 7,74 8 5,13 0.03
Height (cm) 174,97 5,7 173,29 3,82 NS
Weight (kg) 83,8 11,75 79,29 13,39 NS
BMI (kg/m2) 27,4 3,85 26,37 4,17 NS
FEV1 (%) 96,55 12,12 95,57 7,55 NS
FVC (%) 94,04 10,99 95,5 9,39 NS
FEV1/FVC 103,99 10,05 98,04 10,13 NS
PEFR (l/min) 88,61 18,78 89,46 17 NS
SpO2 (%) 97,69 1,21 97,71 0,76 NS