Echocardiography parameter | All (n = 94) | Normal RVFWLS (≤−20%) (n = 67) | Abnormal RVFWLS (> −20%) (n = 27) | p value | |
---|---|---|---|---|---|
Time from symptom onset to echocardiography (days) | n (n missing) | 93 (1) 18 [13.5, 22] | 67 (0) 18 [13, 21] | 26 (1) 21 [16, 27.5] | 0.011§ |
Time from intubation to echocardiography (days) | 5 [4, 8] | 5 [4, 8] | 5 [3, 9] | 0.794 § | |
RV4CSL % | −20.3 (4.4) | −22.5 (3.1) | −15.3 (2.3) | < 0.001η | |
RVFAC % | 34.1 [26.2, 38.5] | 36.0 (6.9) | 25.6 (6.1) | < 0.001η | |
TAPSE mm | n (n missing) | 45 (49) 23.7 [20.3, 25.5] | 32 (35) 24.1 (2.9) | 13 (14) 19.1 (4.6) | 0.002η |
S’ cm/s | n (n missing) | 42 (52) 15.2 (3.4) | 28 (39) 16.5 (2.7) | 14 (13) 12.6 (3.3) | < 0.001η |
RIMP | n (n missing) | 38 (56) 0.42 [0.30, 0.54] | 25 (42) 0.38 [0.3, 0.43] | 13 (14) 0.62 [0.53, 0.87] | < 0.001§ |
LVEI Diastole | n (n missing) | 51 (43) 1.04 [0.95, 1.54] | 35 (32) 1.07 (0.23) | 16 (11) 1.12 (0.27) | 0.449η |
LVEI Systole | n (n missing) | 52 (42) 1.04 [0.94, 1.18] | 36 (31) 1.06 (0.19) | 16 (11) 1.09 (0.26) | 0.653η |
RV:LV Basal Diameter ED | n (n missing) | 56 (38) 0.84 (0.13) | 39 (28) 0.82 (0.12) | 17 (10) 0.87 (0.13) | 0.167η |
Severe RV dilation (RV:LV > 1:1) | n (n missing) | 90 (4) 23 (25.6%) | 66 (1) 15 (22.7%) | 24 (3) 8 (33.3%) | 0.308* |
Septal flattening | n (n missing) | 90 (4) 9 (10%) | 66 (1) 4 (6.1%) | 24 (3) 5 (20.8%) | 0.053ω |
Severe ACP (severe RV dilation and septal flattening) | n (n missing) | 89 (5) 7 (7.9%) | 65 (2) 3 (4.6%) | 24 (3) 4 (16.7%) | 0.082ω |
Subjective RV dysfunctionA | n (n missing) | 93 (1) 16 (17.2%) | 67 (0) 7 (10.4%) | 26 (1) 9 (34.6%) | 0.012ω |
Subjective LV dysfunctionA | n (n missing) | 92 (2) 11 (12%) | 66 (1) 8 (12.1%) | 26 (1) 3 (11.5%) | > 0.999ω |