Table 2.

Participants' characteristics

code	age	sex	Educational levels	Realtionship with patient
1	30	male	University	Patient'sboy
2	40	female	University	Patient's girl
3	37	male	University	Patient's boy
4	55	male	High school	Patient's boy
5	35	female	University	Patient's girl
6	47	male	University	Patient's boy
7	29	female	University	Patient's girl
8	49	female	University	Patient's girl
9	21	female	High school	Patient's girl
10	47	female	University	Patient's girl
11	42	female	University	Patient's girl
12	55	female	university	Patient's wife
13	57	female	primary	Patient's wife
14	48	male	University	Patient's boy
15	57	male	University	Patient's boy