A New Scoring System to Predict Poor Clinical Outcomes in Acute Nonvariceal Upper Gastrointestinal Bleeding Patients with High-Risk Stigmata
Table 3
The risk of rebleeding for each quartile of laboratory data.
Q1
Q2
Q3
Q4
for trend
HB (g/L)
Range
121~160
103~120
81~102
42~80
Model 1
Ref.
1.87 (0.53–7.53)
2.34 (0.69–9.3)
6.16 (2.11–22.65)
values
0.344
0.189
0.002
0.001
Model 2
Ref.
1.42 (0.35–6.19)
2.55 (0.71–10.51)
5.6 (1.73–22.2)
values
0.623
0.163
0.007
0.002
BUN (mmol/L)
Range
2.85~6.5
6.6~10
10.1~14.7
14.8~42.8
Model 1
Ref.
1.43 (0.43–5.13)
2.51 (0.84–8.52)
4.24 (1.48–14.04)
values
0.564
0.111
0.01
0.004
Model 2
Ref.
1.08 (0.29–4.2)
2.56 (0.77–9.54)
2.08 (0.62–7.74)
values
0.911
0.136
0.246
0.115
Scr (μmol/L)
Range
37~66
67~76
77~93
94~669
Model 1
Ref.
1.7 (0.53–5.98)
1.71 (0.51–6.15)
5.45 (1.96–17.83)
values
0.379
0.39
0.002
0.001
Model 2
Ref.
1.83 (0.53–6.95)
1.97 (0.54–7.76)
5.94 (1.86–22.13)
values
0.351
0.31
0.004
0.004
HB: hemoglobin; BUN: blood urea nitrogen; Scr: serum creatinine; Model 1: crude, no adjustment; Model 2: adjusting for risk factors in final multivariate model; Ref: reference.