NPPA and infection: Similarly, in patients without infections pro-ANP values were not higher in nonsurvivors than in survivors (all time points: 197.2 ± 361.5 pmol/l versus 226.0 ± 183.4 pmol/l, P = 0.7; on admission: 221.5 ± 209.7 pmol/l versus 161.3 ± 132.1 pmol/l, P = 0.3).