Table 1.

Baseline participant characteristics

Baseline Characteristics	Fish Oil (n = 70)	Placebo (n = 71)	P-value
Age, years, median (IQR)	57 (54, 64)	59 (55, 66)	0.37
Sex, female, n (%)	34 (48.6)	34 (47.9)	0.94
Regular aspirin or NSAID use, n (%)	47 (67.1)	37 (52.1)	0.07
Genotype, n (%)
G/G	26 (37.1)	25 (35.2)	0.97
G/T	25 (35.7)	26 (36.6)
T/T	19 (27.1)	20 (28.2)
Red blood cell phospholipid fatty acids, as % of total
Linolenic Acid, median (IQR)	11.2 (9.99, 12.6)	11.2 (9.95, 12.6)	0.89
Arachidonic acid, median (IQR)	16.7 (14.7, 18.1)	17.2 (15.2, 18.5)	0.19
Eicosapentaenoic acid, median (IQR)	0 (0, 0.57)	0.35 (0, 0.64)	0.29
Docosahexaenoic acid, median (IQR)	3.48 (2.89, 4.51)	3.55 (2.82, 4.47)	0.93

P values for baseline differences determined using Wilcoxon Rank Order Sum for continuous variables and λ² for proportions