Measurement of exhaled alveolar nitrogen oxide in patients with lung cancer: a friend from the past still precious today

Figures & data

Table 1 Patient characteristics

	Mean values
	Men	Women
Number	26	16
Age (years)	66.6 ± 18	62.4 ± 15
Body mass index	27.8 ± 5	25.6 ± 4
FEV1 (%)	75 ± 12	81 ± 15
Smoking (pack-years)	54 ± 8	45 ± 6

Note: values are shown as mean ± standard deviation.

Abbreviation: FEV₁, forced expiratory volume in 1 second.

Table 2 Histological classification

	Number of subjects
Squamous	12
Adenocarcinoma	18
Small-cell carcinoma	9
Large-cell carcinoma	2
Combined	1

Table 3 Results before and after three chemotherapy cycles

	Before	After
NO	9.8 ± 2.1	7.7 ± 1.6
CRP	1.7 ± 0.3	0.9 ± 0.15
WBC	7.6 ± 2.1	6.7 ± 1.8
NEUT (%)	68 ± 15	71 ± 16
LYMPH (%)	20 ± 4	21 ± 6
MONO (%)	10 ± 2	7 ± 1.5

Abbreviations: NO, nitric oxide; CRP, C reactive protein; WBC, white blood cell; NEUT, neutrophils; LYMPH, lymphocytes; MONO, monocytes.