Table 2.

Patient characteristics by age and gender correlations with clinical conditions, laboratory findings, and complications

Tests	Test results	Age (years)		Gender
		P value	Correlation	P value	Correlation
Clinical manifestation	Sclerotic changes in lung	0.84	0.04	0.64	0.09
	Enlargement of the mediastinal lymph nodes	0.45	−0.14	0.9	0.02
	Tuberculosis like findings	0.23	0.23	0.23	0.23
Chest radiography	Micronodules	0.81	−0.05	0.63	0.12
	Pulmonary shading/infiltrations	0.05	0.45*	0.28	−0.26
	Tumor of the lung/mediastinum	0.36	0.22	0.08	0.4*
Chest CT	Changes sclerosis/thickening/fibrosis	0.61	0.22	0.64	0.04
	Lymphadenopathy	0.06	0.34*	0.16	−0.27
	Fluid in the pleural cavity	0.44	0.15	0.09	0.32*
Changes observed during bronchofiberoscopy	Infiltration of bronchial wall/macrophages	0.38	0.23	0.66	−0.12
	Scraps of bronchial epithelial/mucus	0.28	0.28	0.39	0.22
	Easy bleeding capillaries	0.17	−0.35	0.33	0.25
Laboratory findings	pH	0.77	−0.06	0.68	−0.08
	IgG (g/l)	0.74	−0.06	0.41	0.15
	IgM (g/l)	0.25	−0.4*	0.27	−0.2
	IgA (g/l)	0.17	0.25	0.47	0.14
	CRP (mg/l)	0.21	0.23	0.01	0.44**

Abbreviations: CT computed tomography, CRP C-reactive protein

The significance levels were marked as: *P < 0.1, and **P < 0.05)