Table 2 Clinical and behavioral parameters with standard deviation of pALS collected for the Raman data correlation. In brackets the number of patients considered for the corresponding parameter.

From: Human salivary Raman fingerprint as biomarker for the diagnosis of Amyotrophic Lateral Sclerosis

Collected Data

Mean ± Standard Deviation

Age (n = 19)

74.6 ± 5.6

Smoking Habits (n = 14)

yes/not/ex

Dysphagia (DOSS Degree) (n = 14)

3.7 ± 2

Percutaneous Endoscopic Gastrostomy (n = 14)

yes/not

Time from the Diagnosis (months) (n = 19)

69.7 ± 62.7

Invasive Mechanical Ventilation (n = 14)

yes/not

Time from the Last Meal (minutes) (n = 14)

145 ± 47.1

ALS - Functional Rating Scale (n = 19)

16 ± 6.7

World Health Organization - Quality of Life (n = 14)

82 ± 9.2

Edinburgh Cognitive and Behavioural ALS Screen (n = 19)

74.6 ± 23.7

Blood pH (n = 14)

7.43 ± 0.03

Oxygen partial pressure (n = 14)

76.2 ± 17.3

Carbon Dioxide partial pressure (n = 14)

40.6 ± 4.4