Table 2 Haemodynamic parameters and risk factors for the whole group and according to the HRCT pattern
From: Predictive value of chest HRCT for survival in idiopathic pulmonary arterial hypertension
All patients | cGGO pattern | pGGO pattern | Normal pattern | p value* | |||||
|---|---|---|---|---|---|---|---|---|---|
N | Median (IQR) or N (%) | N | Median (IQR) or N (%) | N | Median (IQR) or N (%) | N | Median (IQR) or N (%) | ||
RAPm [mmHg] | 107 | 8 (5–11) | 24 | 10 (8–13) | 26 | 7 (4–10) | 57 | 8.0 (5.0–10.0) | 0.024 |
RAPm risk group: | 107 | 24 | 26 | 57 | 0.055 | ||||
Low | 51 (48) | 6 (25) | 17 (65) | 28 (49) | |||||
Intermediate | 44 (41) | 13 (54) | 8 (31) | 23 (40) | |||||
High | 12 (11) | 5 (21) | 1 (4) | 6 (11) | |||||
PAPs [mmHg] | 108 | 83 (69–97) | 24 | 86 (69,5–102.5) | 26 | 85 (73–95) | 58 | 79.5 (67.0–93.0) | 0.24 |
PAPd [mmHg] | 108 | 39.5 (31–50) | 24 | 43.5 (33.5–54.0) | 26 | 40.5 (29–49) | 58 | 37.5 (29.0–47.0) | 0.15 |
PAPm [mmHg] | 108 | 55 (46.5–67.5) | 24 | 61.5 (48.0–73.5) | 26 | 58.5 (46–67) | 58 | 54.0 (44.0–64.0) | 0.12 |
CO [l/min] | 108 | 4.4 (3.7–5.2) | 24 | 4.2 (3.6–5.1) | 26 | 4.2 (3.7–4.6) | 58 | 4.7 (3.7–5.3) | 0.20 |
CI [l/min/m2] | 108 | 2.5 (2.2–3.0) | 24 | 2.5 (2.3–3.1) | 26 | 2.6 (2.2–2.8) | 58 | 2.5 (2.2–3.1) | 0.90 |
CI risk group: | 108 | 24 | 26 | 58 | 0.56 | ||||
Low | 54 (50) | 10 (42) | 16 (62) | 28 (48) | |||||
Intermediate | 42 (39) | 12 (50) | 7 (27) | 8 | 23 (40) | ||||
High | 12 (11) | 2 (8) | 3 (11) | 7 (12) | |||||
Svo2 [%] | 108 | 61 (53.5–69.0) | 24 | 63 (55.5–70.0) | 26 | 61.5 (53–69) | 58 | 59.0 (54.0–68.0) | 0.68 |
Svo2 risk group: | 108 | 24 | 26 | 58 | 0.32 | ||||
Low | 36 (33) | 9 (38) | 10 (39) | 17 (29) | |||||
Intermediate | 23 (21) | 8 (33) | 4 (15) | 11 (19) | |||||
High | 49 (45) | 7 (29) | 12 (46) | 30 (52) | |||||
PVR [Wood units] | 108 | 10.3 (8.1–14.4) | 24 | 12.6 (8.8–16.8) | 26 | 9.9 (8.4–15.2) | 58 | 9.8 (7.5–13.2) | 0.15 |
Responder | 102 | 22 (22) | 23 | 5 (22) | 23 | 7 (30) | 56 | 10 (18) | 0.47 |
Risk group: | 110 | 24 | 26 | 60 | 0.57 | ||||
Low | 30 (27) | 5 (21) | 8 (31) | 17 (28) | |||||
Intermediate | 66 (60) | 15 (62) | 17 (65) | 34 (57) | |||||
High | 14 (13) | 4 (17) | 1 (4) | 9 (15) | |||||
Number of low-risk factors | 110 | 2.0 (1.0–4.0) | 24 | 2.0 (1.0–3.0) | 26 | 3.0 (2.0–4.0) | 60 | 2.0 (0.0–3.5) | 0.072 |
Number of intermediate/high-risk factors | 110 | 3.0 (2.0–5.0) | 24 | 4.0 (3.0–5.0) | 26 | 3.0 (1.0–4.0) | 60 | 4.0 (2.0–5.0) | 0.25 |