Table 3.

Psychological problems during weaning among mechanical ventilated patient's (n = 247).

Dimensions	Successful weaning		Failed weaning		Z (r)	P value
	N.	%	N.	%
Fear during weaning trials
Yes	91	36.8	87	35.2	3.992 (-0.127-)	0.046*
No	45	18.2	24	9.7
Getting bored
Yes	83	33.6	75	30.4	1.134	0.287
No	53	21.5	36	14.6
Gain family support during mechanical ventilation
Yes	93	37.7	90	36.4	5.134 (0.144)	0.023*
No	43	17.4	21	8.5
Pain
Yes	81	32.8	68	27.5	0.074	0.786
No	55	22.3	43	17.4
Agitation
Yes	42	17.0	40	16.2	0.732	0.392
No	94	38.1	71	28.7
Discomfort because of endotracheal tube connection
Yes	84	34.0	78	31.6	1.959	0.162
No	52	21.1	33	13.4
Noise
Yes	76	30.8	56	22.7	0.725	0.395
No	60	24.3	55	22.3
Insomnia
Yes	79	32.0	68	27.5	0.255	0.613
No	57	23.1	43	17.4
Inability to talk
Yes	87	35.2	74	30.0	0.196	0.658
No	49	19.8	37	15.0
Loneliness
Yes	69	27.9	67	27.1	2.288	0.130
No	67	27.1	44	17.8
Feeling isolated
Yes	65	26.3	65	26.3	2.841	0.092
No	71	28.7	46	18.6
Feeling neglected
Yes	75	30.4	77	31.2	5.223 (-0.145-)	0.022*
No	61	24.7	34	13.8
Feeling insecurity
Yes	64	25.9	75	30.4	10.447 (-0.206-)	0.001*
No	72	29.1	36	14.6

z: Wilcoxon signed rank test p: p value for associating between different categories *: Statistically significant at p ≤ 0.05.

(r) for spearman correlation test.