Table 4.

Comparison Between Weaning Groups, and Between the Mortality Outcome 28 Days Groups According to Laboratory Investigations.

laboratory Investigations	Total (n = 90)	Weaning		p	Mortality Outcome 28 days		p
		Weaning Success (n = 50)	Weaning Failure (n = 40)		Survival (n = 45)	Died (n = 45)
Complete blood picture
Lymphocytic count: Median (Min.–Max.)	1 (0.50–4.10)	1.30 (0.60–4.10)	0.95 (0.50–2.70)	.058	1.40 (0.60–4.10)	0.90 (0.50 –2.70)	.003*
WBC: Median (Min.–Max.)	7.30 (2.17–29.0)	6.95 (2.17–27.0)	7.45 (2.30–29.0)	.620	6.40 (2.17–27.0)	7.50 (2.30 –29.0)	.958
Coagulation studies
INR: Median (Min.–Max.)	1.12 (0.90–2.84)	1.21 (0.90–2.40)	1.02 (0.94–2.84)	.006*	1.20 (0.90–2.40)	1.05 (0.94 –2.84)	.020*
PLT: Median (Min.–Max.)	206 (46–473)	216 (76–473)	188 (46–435)	.111	214.0 (76–473)	198 (46–435)	.292
Renal function test
Creatinine Median (Min.–Max.)	107 (40–498)	110.5 (40.–498)	107 (45–372)	.868	124 (40–498)	106 (45–372)	.532
Urea Median (Min.–Max.)	24.1 (10–104)	24.4 (10–57)	23.2 (10–104)	.567	24.50 (10–57)	23 (10–104)	.910
Liver function test
ALT: Median (Min.–Max.)	50 (11–1103)	42.5 (11–498)	68 (13–1103)	.014*	43 (11–498)	56 (13.– 1103)	.042*
AST: Median (Min.–Max.)	66 (16–526)	51 (16–337)	78 (16–526)	.057	51 (16–337)	78 (16–526)	.135
Lactate Median (Min.–Max.)	4.30 (1.70–15.0)	4.30 (1.80–8.10)	4.35 (1.70–15.0)	.482	4.30 (1.80–8.10)	4.20 (1.70 –15.0)	.981
Albumin: Mean ± SD	3.44 ± 0.77	3.59 ± 0.70	3.25 ± 0.82	.032*	3.62 ± 0.69	3.26 ± 0.82	.027*
BIL: Median (Min.–Max.)	1 (0.60–3.30)	1 (0.60–2.60)	0.95 (0.60–3.30)	.365	1 (0.60–2.60)	0.90 (0.60 –3.30)	.238
IL6: Median (Min.–Max.)	4.86 (0.54 −31.21)	4.98 (0.54–15.08)	4.72 (1.14 −31.21)	.868	4.73 (0.54 15.08)	5.08 (1.14 31.21)	.591

Abbreviations: SD = standard deviation; χ² = chi-square test; t = Student t-test; U = Mann Whitney test; p = p-value for comparing between weaned and not weaned.

*: Statistically significant at p ≤ .05.