Dietary fatty acid intake affects the risk of developing bone marrow lesions in healthy middle-aged adults without clinical knee osteoarthritis: a prospective cohort study

Table 1 Characteristics of study participants with no bone marrow lesions at baseline

	Incident BMLs (n = 32)	Without incident BMLs (n = 198)	P value^a
Age, years	57.6 (5.8)	57.7 (5.0)	0.91
Number of females (percentage of females)	23 (72%)	120 (61%)	0.22^b
Body mass index, kg/m²	27.9 (5.3)	25.4 (3.8)	0.02
Energy intake, kJ/d	8,822 (3,019)	9,293 (3,063)	0.42
Saturated fatty acid, g/day	35.7 (1.2)	33.0 (0.5)	0.03^c
Monounsaturated fatty acids, g/day	29.3 (0.9)	27.9 (0.4)	0.14^c
Polyunsaturated fatty acids, g/day	12.7 (0.7)	12.5 (0.3)	0.76^c
n-3 polyunsaturated fatty acids, g/day	1.2 (0.05)	1.2 (0.02)	0.60^c
n-6 polyunsaturated fatty acids, g/day	11.3 (0.6)	11.4 (0.3)	0.92^c
n-6/n-3 ratio	9.6 (0.5)	9.7 (0.2)	0.82^c

Data are presented as mean (standard deviation) unless otherwise stated. ^aP value for comparisons between two groups using independent samples t test, ^bchi-square test, or ^cone-way analysis of covariance after adjusting for energy intake. BMLs, bone marrow lesions.

ISSN: 1478-6362