Table 1. Patient characteristics at biopsy

With ComplicationWithout ComplicationP
a Change in Hgb (g/dl) in with complication: 11 ± 2 to 9 ± 2; P < 0.0001.
b Change in Hgb (g/dl) in without complication: 12 ± 2 to 11 ± 2; P < 0.0001.
c Data available in 71 patients with complication and 483 without complication.
d Data available in 98 patients with complication and 626 without complication.
e Data available in 71 patients with complication and 478 without complication.
n98 (13%)652 (87%)
Age (yr)48 ± 1945 ± 17NS
Male30%39%NS
Creatinine (mg/dl)2.9 ± 2.72.2 ± 2.50.0177
Systolic BP (mmHg)c137 ± 18134 ± 19NS
Diastolic BP (mmHg)c81 ± 1180 ± 13NS
Bleeding time (min)d6 ± 26 ± 2NS
Pre-Hgb (g/dl)c11 ± 212 ± 20.0175
Post-Hgb (g/dl)e9 ± 2a11 ± 2b<0.0001
Δ Hemoglobin (g/dl)e2.1 ± 1.60.9 ± 0.8<0.0001