Table 1.

Incidence of ophthalmic, other extranodal and nodal non-Hodgkin’s lymphoma by gender in New York State, USA (1998–2007).

Type of NHL	Male count†	Male rate†	Female count	Female rate†	Male/female (rate ratio)	Ethnicity rate‡ (ratio, males)	Ethnicity rate‡ (ratio, females)
Ophthalmic NHL
All races	245	0.29	329	0.29	1.00
White	207	0.30	264	0.29	1.03	1.00	1.00
Black	20	0.16	43	0.25	0.64	0.53	0.86
American–Indian/Alaska native	0		0
Asian/Pacific Islander	15	0.37	17	0.30	1.23	1.23	1.03
Ocular adnexal NHL
All races	236	0.28	317	0.28	1.00
White	198	0.29	253	0.28	1.04	1.00	1.00
Black	20	0.16	42	0.25	0.64	0.55	0.89
American–Indian/Alaska native	0		0
Asian/Pacific Islander	15	0.37	17	0.30	1.23	1.28	1.07
Non-ophthalmic extranodal NHL
All races	6658	7.72	6254	5.56	1.39
White	5545	7.92	5203	5.71	1.39	1.00	1.00
Black	780	6.18	748	4.33	1.43	0.78	0.76
American–Indian/Alaska native	4	0.94	7	1.28	0.73	0.12	0.22
Asian/Pacific Islander	199	4.40	181	3.43	1.28	0.56	0.60
Nodal NHL
All races	14,355	16.59	12,872	11.39	1.46
White	12,276	17.46	11,190	12.27	1.42	1.00	1.00
Black	1515	12.20	1272	7.46	1.64	0.70	0.61
American–Indian/Alaska native	10	2.10	18	4.00	0.53	0.12	0.33
Asian/Pacific Islander	388	8.56	264	5.30	1.62	0.49	0.43

^†Rate is per 100,000 person-years age-adjusted using the 2000 USA standard population.

^‡White individuals used as the reference group for ethnicity rate ratio calculations.

NHL: Non-Hodgkin’s lymphoma.