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. 2020 Nov 28;17(11):659–665. doi: 10.11909/j.issn.1671-5411.2020.11.008

Table 4.

GIB severity among patients suffering GIB according to PPIs use before and after PSM.

GIB Severity Before PSM After PSM
PPIs
(n = 261)
No PPIs
(n = 20)
P PPIs
(n = 107)
No PPIs
(n = 20)
P
Data are presented as n (%). GIB: gastrointestinal bleeding; Hb: hemoglobin; NA: not assessed; PSM: propensity score matching; PPIs: proton pump inhibitors.
Hb reduction 0.7941 0.6455
  No 86 (33.0%) 5 (25.0%) 40 (37.4%) 5 (25%)
   < 3 g/L 105 (40.2%) 8 (40.0%) 40 (37.4%) 8 (40.0%)
  3-5 g/L 33 (12.6%) 3 (15.0%) 13 (12.1%) 3 (15.0%)
   > 5 g/L 37 (14.2%) 4 (20.0%) 14 (13.1%) 4 (20.0%)
Treatment 0.6190 0.6513
  None 78 (29.8%) 4 (20.0%) 31 (28.7%) 4 (20.0%)
  Endoscopic hemostasis 2 (0.8%) 0 (0%) NA NA
  Pharmacologic hemostasis 182 (69.5%) 16 (80%) 76 (70.4%) 16 (80.0%)
Blood Transfusion 64 (24.5%) 7 (35.0%) 0.3146 24 (22.4%) 7 (35.0%) 0.2602
Death caused by GIB 4 (1.5%) 1 (5.0%) 0.3096 0 (0.0%) 1 (5.0%) 0.1562