Table 1

Patient characteristics

Treated groupControl groupTotal
Women, n6713
Men, n161531
Mean (range) age, years64 (41–80)65 (41–82)65 (41–82) (p=0.70)
Mean (range) creatinine, µmol/L87 (39–145)106 (43–259)95 (39–259)
Mean (range) BMI, kg/m2 29 (22–45)26 (16–33)28 (16–45) (p=0.09)
Lung damage on CT (%)
 Unknown134
 <10%123
 10–25%347
 25–50%6612
 50–75%9615
>75%213
  • BMI, body mass index.