Association of Common Medications and the Risk of Early-Onset Gastric Cancer: A Population-Based Matched Study

Table 1

Demographic characteristics of the EOGC patient and control patient groups.

	EOGC patients ()	Control patients ()
Age at cancer diagnosis (years)	51 [43, 55]	—
Sex (% male)	65 (67.7%)	65 (67.7%)
Racial demographics
White	74 (77.1%)	78 (81.2%)
Black	6 (6.2%)	5 (5.2%)
Hispanic/Latino	3 (3.1%)	1 (1.0%)
Asian	4 (4.1%)	2 (2.1%)
Other	3 (3.1%)	1 (1.0%)
Unknown	6 (6.2%)	9 (9.3%)

Age described as median with [interquartile range]. Patient-reported race from the electronic medical record was utilized. Patients with “unknown” race are those who did not have a race reported in the medical record. EOGC = early-onset gastric cancer, defined as index cancer diagnosis at years old. Control patients were matched 1 : 1 with EOGC patients based on age (within three years), sex, smoking status (current smoker, former smoker, and never smoker), and BMI = body mass index (obese or not obese, with obesity defined as ).