Type of diluting medium	N	Median FVIII inhibitor (BU/ml)	FVIII inhibitor results (BU/ml)	CV (%)
FVIII deficient plasma	24	2.3	0.00–4.80	200.9
Buffer	53	2.9	0.00–7.60	195.4
Not stated	5	3.3	1.97–4.00	196.7