Table 2. Prevalence of MCAD in first-degree relatives and healthy subjects (A) and within the first-degree relatives group (B).

	Diagnosis
(A)	no MCAD	MCAD	Sum
Relatives	n = 13854.12%	n = 11745.88%	n = 255
Controls	n = 22183.08%	n = 4516.92%	n = 266
Sum	n = 359	n = 162	n = 521
Chi2-Test	p<0.0001
(B)
Parents	n = 4950.00%	n = 4950.00%	n = 98
Siblings	n = 5356.38%	n = 4143.62%	n = 94
Children	n = 3657.14%	n = 2742.86%	n = 63
Sum	n = 138	n = 117	n = 255
Chi2-Test	p = 0.5782