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. 2021 Sep 30;12:736036. doi: 10.3389/fimmu.2021.736036

Table 1.

Baseline characteristic of PPI and non-PPI users.

PPI (n = 297,099) non-PPI (n = 3,125,594) P-Value
n % n %
Gender 0.0043
Female 129,900 43.72% 1,375,250 43.99%
Male 167,199 56.28% 1,750,692 56.01%
Age <.0001
20–30 37,209 12.52% 623,753 19.95%
31–40 57,072 19.21% 690,853 22.10%
41–50 68,021 22.90% 720,217 23.04%
51–60 66,238 22.29% 568,056 18.17%
61–70 38,407 12.93% 276,260 8.84%
71–80 20,248 6.82% 149,150 4.77%
≥81 9,904 3.33% 97,653 3.12%
Mean (SD) 49.17 (15.63) 45.38 (16.02) <.0001
Median (IQR) 49 (23) 44 (22) <.0001
Comorbidities
Cancer 13,150 4.43% 50,087 1.60% <.0001
Diabetes Mellitus 28,708 9.66% 128,694 4.12% <.0001
End-Stage Renal Disease 4,507 1.52% 11,550 0.37% <.0001
Cirrhosis of Liver 5,677 1.91% 4,397 0.14% <.0001
Autoimmune Disorders
Overall 2926 0.98% 7592 0.24% <.0001
Systemic 1858 0.63% 4635 0.15% <.0001
Organ-specific 1075 0.36% 2973 0.1% <.0001

PPI, proton pump inhibitors.