Table IV.

Demographic characteristics of chart-reviewed individuals by ALS code compared with other MND codes.

Race	ALS code		Other code		p-valuea 0.0251	Total charts
	n	(%)	n	(%)		n	(%)
White	2443	70%	873	68%		3316	70%
Black	337	10%	158	12%		495	10%
Other	131	4%	36	3%		167	4%
Unknown	566	16%	210	16%		776	16%
Gender	n	(%)	n	(%)	<.00001	n	(%)
Male	1971	57%	671	53%		2642	56%
Female	1503	43%	582	46%		2085	44%
Unknown	3	0%	24	2%		27	1%
Age	n	(%)	n	(%)	< 0.0001	n	(%)
< 18	2	0%	3	0%		5	0%
18–39	238	7%	103	8%		341	7%
40–59	1087	31%	347	28%		1434	30%
60–79	1769	51%	579	46%		2348	50%
80+	372	11%	218	17%		590	13%

MND, motor neuron disease.

^aχ² test.