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Table 4 Demands of the work and work ability (according to WAI - questionnaire) in respect to the ROS

From: Online survey among maritime pilots: job-related stress and strain and the effects on their work ability

  Total sample (n = 401) 1-week ROS
(n = 49)
4-month ROS (n = 352) p
Demands of the work, n (%)
 Psychological 320 (79.8%) 27 (55.1%) 293 (83.2%) < 0.0012
 Physical 0 0 0  
 Physical and psychological 81 (20.2%) 22 (44.9%) 59 (16.8%)  
Current work ability compared to highest work ability ever scored, score (SD) (from 0 (completely unable to work) to 10 (work ability at its best)) 7.8 (1.6) 8.0 (1.1) 7.8 (1.7) 0.3371
Current work ability with respect to
Physical demands of the work     0.6882
  Rather good / very good 299 (74.5%) 38 (77.6%) 261 (74.2%)  
  Moderate 85 (21.2%) 9 (18.3%) 76 (21.5%)  
  Rather poor / very poor 17 (4.3%) 2 (4.1%) 15 (4.3%)  
Mental demands of the work     0.8662
  Rather good / very good 343 (85.5%) 43 (87.8%) 300 (85.2%)  
  Moderate 50 (12.5%) 6 (12.2%) 44 (12.5%)  
  Rather poor / very poor 8 (2.0%) 0 8 (1.7%)  
  1. 1Student’s T test
  2. 2Chi-square test