. 2008 Mar 26;28(4):684–691. doi: 10.1159/000122111

Table 5.

Distribution of HLA-DRB1 alleles in IgAN patients with or without gross hematuria

HLA-DRB1 allele	Gross hematuria (n = 23 × 2)		No gross hematuria (n = 109 × 2)		χ²	p	OR	95% CI
	n	%	n	%				lower	upper
^∗030101	5	10.90	18	8.26	0.080	0.777	1.355	0.476	3.858
^∗040301	1	2.17	2	0.92	ND	0.437	2.411	0.214	27.165
^∗040501	3	6.52	8	3.67	0.224	0.636	1.831	0.467	7.185
^∗040601	3	6.52	4	1.83	1.627	0.196	3.733	0.806	17.278
^∗070101	0	0	7	3.21	0.498	0.481	ND	ND	ND
^∗080302	0	0	10	4.59	1.115	0.291	ND	ND	ND
^∗090102	5	10.90	24	11.00	0.001	0.978	0.986	0.355	2.736
^∗100101	1	2.17	5	2.29	0.000	1.000	0.947	0.108	8.299
^∗110101	2	4.35	16	7.34	0.168	0.682	0.574	0.127	2.587
^∗120101	4	8.70	3	1.38	5.303	0.021^a	6.825	1.473	31.617
^∗120201	0	0	24	11.00	4.318	0.038^b	ND	ND	ND
^∗130101	1	2.17	1	0.46	ND	0.319	4.822	0.296	78.537
^∗130201	1	2.17	5	2.29	0.000	1.000	0.947	0.113	8.299
^∗140101	5	10.90	23	10.60	0.000	1.000	1.034	0.371	2.879
^∗140501	2	4.35	21	9.63	0.752	0.386	0.426	0.096	1.886
^∗150101	6	13.00	23	10.60	0.241	0.623	1.272	0.487	3.324
^∗150201	3	6.52	10	4.59	0.031	0.860	1.451	0.383	5.494
^∗010101	0	0	2	0.92	ND	1.000	ND	ND	ND
^∗160201	0	0	4	1.83	ND	1.000	ND	ND	ND
Others	4	ND	8	0.46	ND	ND	ND	ND	ND

ND = Not determined.

p′ = 0.021 × 30 = 0.630;

p′ = 0.038 × 30 = 0.114.