Medical work on fishery ships and Ocean ships Results Medical work Fishery ships (n=30) Ocean ships (n=30) n Rate (%) n Rate (%) Medical Officer 0 0 30 100 Got first aid 5 16, 67 25 83, 33 Trained of medical officers on board 0 0 14 46, 67 Table 3.13 shows us that 100% of fishing vessels of offshore fishermen have no medical officer; 16.67% of fishing vessels have fishermen who were trained first aid on the sea.