Table 3.

Demographics of patients in the National Inpatient ample with lymphatic filariasis compared with all inpatients admitted from 2000 to 2014

	Lymphatic filariasis		All admitted patients		P value
	N	(%)	N	(%)
Gender
Male	432	49.95	235,291,959	41.45	<0.001
Female	433	50.05	331,377,715	58.37	<0.001
Race
White	512	59.22	305,005,305	53.73	0.013
Black	138	15.98	64,864,739	11.43	0.095
Hispanic	51	5.93	57,685,893	10.16	0.322
Asian	*	*	11,877,926	2.09	*
Native American	*	*	2,721,650	0.48	*
Other	*	*	15,396,445	2.71	*
US regional division
New England	51	5.95	16,299,635	2.87	0.194
Mid-Atlantic	166	19.18	80,672,735	14.21	0.068
East North Central	184	21.33	88,317,689	15.56	0.032
West North Central	91	10.50	42,263,570	7.44	0.269
South Atlantic	182	21.01	126,067,819	22.21	0.697
East South Central	37	4.29	29,653,810	5.22	0.801
West South Central	39	4.55	62,483,102	11.01	0.205
Mountain	37	4.27	30,580,132	5.39	0.765
Pacific	39	4.49	79,039,827	13.92	0.097
Income quartile
< 25th	207	23.93	137,359,883	24.20	0.928
25–50th	244	28.20	142,691,891	25.13	0.270
51–75th	182	21.02	134,444,979	23.68	0.400
> 75th	216	24.99	140,319,408	24.72	0.927
Disposition of patient
Routine	446	51.55	415,268,244	73.15	<0.001
Short-term hospital	24	2.78	12,494,993	2.20	0.848
SNF or intermediate care center	205	23.76	70,493,502	12.42	<0.001
Home health care	159	18.37	51,912,343	9.14	<0.001
AMA	*	*	5,231,554	0.92	*
Died in hospital	15	1.77	11,629,421	2.05	0.940
Discharged alive	*	*	212,935	0.04	*
Hospital type
Rural	77	8.85	73,483,687	12.94	0.288
Urban nonteaching	274	31.73	227,998,728	40.16	0.005
Urban teaching	509	58.90	264,255,580	46.55	<0.001

AMA = against medical advice; SNF = skilled nursing facility.

^*N < 11 (not reportable based on data-use agreements). P value: z-test for pairwise comparison of proportions. P values under 0.05 are in bold to indicate significance.