Multivariate analysis of factors related to injuries seafarers (n = 1250) Factors Results OR 95% CI p Experience age ≥10 years Matched-group <10 years 1, 64 0, 86 - 3, 14 0, 129 Education TC, CĐ Matched-group ĐH 0, 91 0, 28 - 2, 95 0, 873 Capacity > 50 thousand tons Matched-group < 30thousand tons 6, 61 2, 36 - 18, 56 <0, 001 14 30 - 50thousand tons 1, 82 0, 93 - 3, 54 0, 078 Position Other Matched-group Deck group 1, 75 0, 89 - 3, 43 0, 101 Engine group 1, 86 0, 54 - 6, 39 0, 325 Ranks officer Matched-group Seaman 2, 28 0, 65 - 7, 96 0, 194 Table 3.36 shows us that Multivariate analysis showed that seafarers working on vessels with a capacity of less than 30, 000 tons tended to be more likely to have higher injury rates than those above 50, 000 tons, the difference is statistically significant at p <0.05.