			Duration (months)			ALSFRS-R^a			Attendant caregivers^b
ID	Sex	Age	From onset to diagnosis	From diagnosis to first interview	Total interview investigation	At first interview	At last interview	Length of interview (min)	At first interview	At last interview	Communication tools^c
1	Male	74	49	13	10	44	42	76	0	0	Verbal
2	Male	32	34	9	5	43	43	200	0	0	Verbal
3	Male	62	115	23	7	21	19	120	1	1	Verbal
4	Male	70	4	9	3	35	34	96	0	1	Verbal
5	Male	54	18	9	3	34	30	60	1	1	Verbal
6	Male	57	11	5	5	42	35	158	0	1	Verbal/AAC
7	Male	62	8	4	4	42	25	59	1	1	Verbal
8	Male	65	9	27	4	28	27	101	1	1	Verbal
9	Male	64	9	7	2	31	25	80	1	1	Verbal
10	Female	56	10	33	4	15	6	40	1	1	AAC
11	Female	61	22	57	10	24	15	280	1	1	Verbal
12	Female	79	71	3	4	23	16	220	1	1	Verbal
13	Male	55	14	18	3	17	10	90	1	1	Verbal
14	Male	60	12	178	2	8	8	100	1	1	AAC