According to precise Fischer tests, the difference between the two group was totally significant (p < 0.001) 48 hours after treatment intervention, 23 people (76.7%) of the treating group who had received fish oil had reduction in redness, although none of the patients in placebo group showed such recovery.
position was changed every 2-3 hours and the bed sore was washed with water and cotton-wool and fish oil with thickness of 2-3 mm was applied on the place of sore
control
Chi-square test - reduction of redness 2 days after treatment