Table 1– Filling indices (FI) for the anterior and posterior lung of 10 breaths prior to and after a sigh, and for the sigh itself
AgePre-sighSighPost-sigh
AnteriorPosteriorAnteriorPosteriorAnteriorPosterior
2 weeks1.063 (0.010)0.966 (0.005)0.953 (0.044)1.034 (0.020)1.087 (0.014)0.957 (0.007)
3 months1.092 (0.008)0.931 (0.007)0.927 (0.045)1.072 (0.036)1.098 (0.010)0.930 (0.007)
6 months1.153 (0.031)0.912 (0.020)0.960 (0.051)1.053 (0.046)1.174 (0.031)0.901 (0.015)
  • Data are presented as mean (95% CI). The FI was significantly different between lung anterior and posterior regions, and during the sigh (p<0.001).