表 1. Baseline data of patients with gastrointestinal bleeding.
消化道出血患者基本情况
| Variable | UGIB group (n=204) | Proximal small intestines group (n=15) | Distal small intestines and colon group (n=47) | Test statistics | P |
| GIB: Gastrointestinal bleeding; UGIB: Upper gastrointestinal bleeding; SBP: Systolic blood pressure; DBP: Diastolic blood pressure; CAVDs: Cardiovascular diseases; CEVDs: Cerebrovascular diseases; INR: International normalized ratio; BUN: Blood urea nitrogen; Cr: Creatinine; *P<0.05, vs. UGIB group;#P<0.05, vs. proximal small intestines group. 1 mmHg=0.133 kPa. | |||||
| Male/case (%) | 156 (76.47) | 10 (66.67) | 32 (68.09) | χ2=1.916 | 0.384 |
| Age/yr. | 54.56±16.25 | 50.00±15.60 | 50.98±17.61 | F=1.298 | 0.275 |
| Heart rate/min−1 | 92.03±17.57 | 90.33±19.36 | 93.06±16.07 | F=0.150 | 0.860 |
| SBP/mmHg | 112.03±19.98 | 118.00±17.75 | 117.81±21.37 | F=1.990 | 0.139 |
| DBP/mmHg | 66.57±13.47 | 69.20±13.73 | 72.17±14.76* | F=3.279 | 0.039 |
| Previous GIB/case (%) | 78 (38.24) | 6 (40.00) | 31 (66.00)* | χ2=12.030 | 0.002 |
| Comorbidities/case (%) | |||||
| Hypertension | 62 (30.39) | 4 (26.67) | 10 (21.28) | χ2=1.584 | 0.453 |
| Diabetes mellitus | 34 (16.67) | 1 (6.67) | 2 (4.26) | χ2=5.610 | 0.060 |
| CAVDs and CEVDs | 26 (12.75) | 1 (6.67) | 3 (6.38) | χ2=1.883 | 0.390 |
| Cirrhosis | 19 (9.31) | 1 (6.67) | 0 (0.00) | − | 0.058 |
| Hemoglobin/(g/L) | 95.85±27.13 | 85.40±25.15 | 102.21±29.59 | F=2.295 | 0.103 |
| Platelet/(×109 L−1) | 231.50±88.60 | 174.80±88.54 | 316.10±127.27*, # | F=18.686 | <0.001 |
| Albumin/(g/L) | 36.19±4.58 | 34.25±4.95 | 35.80±5.78 | F=1.174 | 0.311 |
| INR | 1.09±0.25 | 1.02±0.30 | 1.07±0.10 | F=0.865 | 0.422 |
| BUN/(mg/dL) | 32.61±13.94 | 24.09±6.46* | 12.78±5.25*, # | F=48.864 | <0.001 |
| Cr/(mg/dL) | 0.87±0.27 | 0.72±0.18* | 0.80±0.30 | F=3.087 | 0.047 |
| BUN/Cr ratio | 38.69±15.69 | 36.04±16.90 | 16.78±6.69*, # | F=43.139 | <0.001 |