Table 3.

Breakpoint junction (BPJ) characteristics

t(7;11)
By breakpoint	Total number	5	100.0%
	Balanced	3	60%
	<10 nt deletion	2	40%
By junction	Total number	5	100%
	Microhomology, total	2	40%
	< 2 nt	1	20%
	2–10 nt	1	20%
	Insertions, total	1	20%
	< 2 nt	0	0%
	< 20 nt	0	0%
	< 100 nt	1	20%
	> 100 nt	0	0%
t(X;21;19;4)
By breakpoint	Total number	132	100%
	Balanced	48	36%
	< 10 nt deletion	15	11%
	< 100 nt deletion	29	22%
	< 1000 nt deletion	18	13%
	< 10,000 nt deletion	21	16%
	> 10,000 nt deletion	2	2%
By junction	Total number	132	100.0%
	Microhomology, total	39	30%
	< 2 nt	18	14%
	2–10 nt	21	16%
	Insertions, total	52	39%
	< 2 nt	7	5%
	< 20 nt	14	11%
	< 100 nt	22	16%
	> 100 nt	9	7%

nt nucleotide