From: Detection of volatile sulfur compounds (VSCs) in exhaled breath as a potential diagnostic method for oral squamous cell carcinoma
Groups (N = 100)
HC (n = 50)
OSCC (n = 50)
p
H2S (ng/10 ml)
2.7 ± 4.4
8.3 ± 9.6
< 0.001
CH3SH (ng/10 ml)
1.6 ± 2.5
6.3 ± 7.3
Total sulfur (ng/10 ml)
4.2 ± 6.7
14.5 ± 15.9
Ratio (CH3SH/H2S)
1.2 ± 2.6
1.5 ± 2.5
0.541