Table 2.

Tunneled central venous catheter access characteristics

Catheter CharacteristicAllElderly (≥75 yr)Nonelderly (18–74 yr)P Value
Initial catheter site, n (%)0.42
 Internal jugular or subclavian442 (95.2)87 (96.6)355 (94.9)
 Femoral2 (0.4)1 (1.1)1 (0.3)
 Internal jugular/subclavian or femoral19 (4.0)3 (3.3)16 (4.2)
 Translumbar1 (0.2)01 (0.3)
Initial catheter lock solution, n (%)0.15
 Heparin369 (79.5)79 (87.8)290 (77.5)
 Saline7 (1.5)1 (1.1)6 (1.6)
 Gentamicin citrate20 (4.3)3 (3.3)17 (4.6)
 Heparin or gentamicin citrate68 (14.7)7 (7.8)61 (16.3)
Catheter-related bloodstream infection events (total)20818190
Catheter-da188 (104, 386)252 (130, 446)183 (99, 372)
Catheter-related bloodstream infection events per 1000 catheter-da1.70 (4.2)0.55 (1.6)1.97 (4.6)<0.001
  • a Data expressed in median (25th, 75th percentiles).