Table 4. IS insertions in coding versus non-coding regions.

IS family	Total insertions	Coding	Non-coding	Biased to non-coding (P-value)
IS1A	233	157	76	7.9 × 10−12
IS1B	3	1	2	0.06
IS2	71	42	29	9.8 × 10−8
IS3	10	6	4	0.05
IS4	8	4	4	0.02
IS5A	361	206	155	1.1 × 10−37
IS5B	2	2	0	1
IS150	2	1	1	0.27
IS186	68	51	17	0.02
Total	758	470	288	5.9 × 10−55