Table 1—

Characteristics of patients randomly assigned to treatment groups

Parameters	Aspiration	Tube thoracostomy	p-value
Sex n			0.2
Male	59	69
Female	6	3
Age yrs	24.38±4.4	23.5±4.8	0.3
Weight kg	56.1±10.7	57.1±11.7	0.6
BMI	19.1±2.8	19.8±3.6	0.5
Smokers n			0.5
Yes	53	55
No	12	17
Radiographical appearance (PTX) n
Left	20	30	0.1
Right	45	42
Partial	51	54	0.6
Complete	14	18

Data are presented as mean±sd unless otherwise stated. BMI: body mass index; PTX: pneumothorax.