Table 4.

Allele frequencies of TATA promoter UGT1A1 polymorphisms in cases of neonatal hyperbilirubinemia and controls.

Author	Country	Control (n)			Case (n)			(TA) 7 allele frequencies in control group
		6/6	6/7	7/7	6/6	6/7	7/7
Maruo et al. 1999	Japan	37	11	2	23	2	0	0.15
Huang et al. 2002	Taiwan, China	165	52	1	102	20	1	0.124
Seco et al. 2002	Spain	61	46	8	7	11	3	0.270
Ulgenalp et al. 2003	Turkey	14	19	2	35	32	8	0.329
Takeuchi et al. 2004	Japan	57	12	2	29	14	25	0.113
Kanai et al. 2005	Japan	96	20	0	29	0	0	0.086
Yusoff et al. 2005	Malaysia	43	6	1	41	10	4	0.08
Babaoglu et al. 2006	Tukey	18	11	3	44	25	5	0.266
Muslu et al. 2006	Turkey	47	7	1	95	12	0	0.082
Farheen et al. 2006	India	32	53	10	4	15	76	0.384
Watchko et al. 2009	America	129	127	28	66	62	21	0.322
Agrawal et al. 2009	India	25	21	4	8	49	12	0.29
Ergin et al. 2010	Turkey	48	6	0	10	34	6	0.056
Chou et al. 2011	Taiwan, China	392	107	9	147	27	6	0.123
Sato et al. 2012	Japan	254	81	10	49	7	0	0.146
Tiwari et al. 2013	India	37	53	10	31	50	19	0.365
Travan et al. 2014	Italy	26	30	14	26	31	13	0.414
Tiwari et al. 2014	India	101	93	24	38	57	18	0.323
Silva et al. 2014	India	89	63	19	36	63	25	0.295
Total		1671	818	148	820	521	242	0.216