Some psychological characteristics of seafarers Research targets Psychological change Yes% No% Worry about the risk of accident or disaster 364 91.00 36 9.00 Stress due to noise, vibration, petrol vapor 364 91.00 36 9.00 The feeling of loneliness tormented 261 65.25 139 34.75 Sexual emotional stress 284 71.00 116 29.00 Harsh marine working environment 262 65.50 138 34.50 Economic burden 219 54.75 181 45.25 Worrying too much about family 224 56.00 176 44.00 Note: The results of the table above show that 91.00% of seafarers are worried about the risk of an accident or disaster and have nervous tension due to noise, vibration, petrol vapor in the environment; followed by feelings of loneliness (65.25%), sexual emotional stress (71.00%) and economic burden (54.75%).