Multivariate analysis of injuries related to injuries (n = 420) Factors Results OR 95% CI p Education High school, college, Matched-group Unlettered 1, 51 0, 96 - 2, 34 0, 071 Junior high school 1, 62 0, 71 - 3, 69 0, 253 Power engine Over 400 CV Matched-group 150 - 400 CV 5, 39 2, 35 - 12, 38 <0, 001 90 - 149 CV 8, 61 3, 46 - 21, 45 <0, 001 Positon Navigator Matched-group Engineering officer 1, 46 0, 35 - 6, 11 0, 606 Fellow work 4, 09 1, 18 - 14, 15 0, 026 Ranks Ship's owner Matched-group Fellow work 1, 34 0, 32 - 5, 52 0, 688 Table 3.35 shows us that multivariate analyzes showed that the power engine and fishermen with occupational groups in the comparison group tended to be higher than those of other groups, with a statistically significant difference at p <0.05.