New fecal test for non-invasive Helicobacter pylori detection: A diagnostic accuracy study

Table 1 Characteristics of the participants included in the study n (%)

Characteristic	Value (n= 294)
Age, median (IQR), yr	37.0 (29.0-46.0)
Female sex, number	177 (60.2)
Helicobacter pylori infection, number	95 (32.3)1
Upper endoscopy with histology, number	23 (7.8)2
Dyspeptic symptoms, number
Post-prandial fullness	115 (39.1)
Early satiation	50 (17.0)
Epigastric pain	130 (44.2)
Epigastric burning	170 (57.8)
Concomitant diseases, number
Cardiovascular disease	8 (2.7)
Chronic kidney disease/dialysis	0 (0)
Chronic liver disease/cirrhosis	3 (1.0)
Other chronic diseases3	10 (3.4)

¹Diagnosed with the ¹³C-urea breath test (reference standard test);

²There were 40 participants older than 50 years, but 17 refused to undergo upper endoscopy;

³Including asthma (8 participants), spasmophilia (1 participant), multiple sclerosis (1 participant). IQR: Interquartile range.