|   | 
        NTP B-L | 
        NTP | 
        iNO B-L | 
        iNO | 
        SIL B-L | 
        SIL | 
        SIL/NO | 
       
      
        | mPAP,    mmHg | 
        42.49    ± 7.27 | 
        23.79    ± 8.30a | 
        41.22    ± 7.05 | 
        40.53    ± 7.25 | 
        43.76    ± 7.49 | 
        36    ± 9.43b | 
        35.33    ± 9.34c | 
       
      
        | mABP,    mmHg | 
        92.26    ± 13.81 | 
        72.5    ± 10.45a | 
        89.49    ± 13.40 | 
        92.16    ± 16.31 | 
        95.02    ± 14.23 | 
        88.23    ± 14.30 | 
        88.22    ± 13.40 | 
       
      
        | PAWP,    mmHg | 
        27.24    ± 6.94 | 
        13.81    ± 6.52a | 
        26.42    ± 6.73 | 
        32.07    ± 7.23d | 
        28.06    ± 7.15 | 
        25.24    ± 8.24 | 
        26.91    ± 8.70 | 
       
      
        | TPG,    mmHg | 
        15.15    ± 4.33 | 
        9.99    ± 3.69a | 
        14.69    ± 4.20 | 
        8.57    ± 4.66e | 
        15.6    ± 4.46 | 
        10.76    ± 3.98c | 
        8.43    ± 3.90cf | 
       
      
        | CI,    l/min/m2 | 
        1.96    ± 0.39 | 
        2.78    ± 0.71a | 
        1.9    ± 0.38 | 
        1.87    ± 0.42 | 
        2.02    ± 040 | 
        2.24    ± 0.40g | 
        2.12    ± 0.47 | 
       
      
        | PVRI,    WU/m2 | 
        8.09    ± 3.31 | 
        3.59    ± 1.05a | 
        7.84    ± 3.21 | 
        4.85    ± 3.39e | 
        8.33    ± 3.40 | 
        5.06    ± 2.38c | 
        4.24    ± 2.28c | 
       
      
        | SVRI,    WU/m2 | 
        41.6    ± 10.82 | 
        24.85    ± 7.80a | 
        40.35    ± 10.50 | 
        44.94    ± 13.44 | 
        42.85    ± 11.15 | 
        36.68    ± 9.91g | 
        38.04    ± 9.65 | 
       
      
        | PVRI/SVRI    Ratio | 
        0.195    ± 0.057 | 
        0.154    ± 0.06h | 
        0.195    ± 0.056 | 
        0.104    ± 0.055e | 
        0.195    ± 0.056 | 
        0.136    ± 0.048c | 
        0.107    ± 0.047c | 
       
      
        | Data    presented are mean ± standard deviation. Statistical analysis was performed    using Mann-Whitney U test. a is for P<0,001 between NTP and NTP B-L, b is    for P<0,01 between SIL and SIL B-L, c is for P<0,001 between SIL and    SIL B-L, d is for P<0,05 between iNO and iNO B-L, e is for P<0,001    between iNO and iNO B-L, f is for P<0,05 between SIL/NO and SIL, g is for    P<0,05 between SIL and SIL B-L, h is for P<0,05 between NTP and NTP    B-L.  B-L:Baseline (equilibrium) measurements | 
       
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