Table 3.

Prognostic factors affecting mortality

Variables		No mortality		Yes mortality		p-value
		N (number of patients)	%	N (number of patients)	%
Gender	Male	14	82.4	71	66.4	0.187
	Female	3	17.6	36	33.6
Age	< 65	11	64.7	48	44.9	0.13
	> 65	6	35.3	59	55.1
Cigarette	Yok	14	82.4	29	27.1	< 0.001
	Var	3	17.6	78	72.9
Age (year)	Mean ± StD	59.5 ± 17.2		66.2 ± 11.6		0.142
Pneumothorax side	Right	14	82.4	68	63.6	0.237
	Left	3	17.6	29	27.1
	Bilateral	0	0	10	9.3
Tube thoracostomy	No	2	11.8	9	8.4	0.651
	Yes	15	88.2	98	91.6
CCI	0–3	9	52.9	25	23.4	0.011
	> 4	8	47.1	82	76.6
NLR	Median	12.5		16.9		0.012
WBC	Median	12.6		11.0		0.785
CRP	Median	89.1		106.7		0.362
IL-6	Median	24.6		53.4		0.017
SII	Median	3174.2		4105.6		0.100
Prognosis	Middle	4	23.5	9	8.4	0.059
	Serious	13	76.5	98	91.6

CCI Charlson Comorbidity Index, NLR neutrophil–lymphocyte ratio, WBC white blood cell, CRP C-reactive protein, IL-6: interlockin-6, SII Systemic Immune Inflammation Index, StD standard deviation