Table 1 Clinical and functional characteristics of the patients included in the study
From: Evaluation of computed tomography in the diagnosis of ultrasound-proven diaphragm dysfunction
Dysfunctions | Controls | p | Paralysis | Weakness | p | |
|---|---|---|---|---|---|---|
Patients, n (%) | 37 (57) | 28 (43) | 24 (37) | 13 (20) | ||
Side, n (%) | ||||||
Right | 13 (35) | 7 (30) | 6 (46) | 0.48 | ||
Left | 22 (60) | 16 (67) | 6 (46) | |||
Bilateral | 2 (5) | 1 (4) | 1 (8) | |||
Cause | ||||||
Traumae | 8 (21) | 0 (0) | 6 (25) | 2 (15) | 0.001 | |
Surgery | 13 (35) | 0 (0) | 13 (54) | 0 (0) | ||
Cancer | 2 (5) | 0 (0) | 2 (8) | 0 (0) | ||
Parsonage Turner | 1 (3) | 0 (0) | 0 (0) | 1 (8) | ||
Eventration | 1 (3) | 0 (0) | 1 (4) | 0 (0) | ||
COVID-19 | 7 (19) | 28 (100) | 1 (4) | 6 (46) | ||
Pneumonia | 1 (3) | 0 (0) | 0 (0) | 1 (8) | ||
Idiopathic | 4 (11) | 0 (0) | 1 (4) | 3 (23) | ||
ICU stay | 6 (16) | 7 (28) | 0.57 | 2 (8) | 4 (31) | 0.19 |
MV | 6 (16) | 4 (14) | 1 | 2 (8) | 4 (31) | 0.19 |
Length of MV | 24 [16; 83] | 16 [12; 19] | 0.78 | 17 [10; 25] | 58 [16; 100] | 0.07 |
Age | 60 [47; 73] | 56 [54; 60] | 0.29 | 62 [47; 71] | 60 [51; 73] | 0.75 |
Sex (Women) | 18 (49) | 10 (36) | 0.32 | 17 (71) | 1 (8) | < 0.001 |
Height | 1.66 [1.60; 1.78] | 1.69 [1.65; 1.75] | 0.85 | 1.64 [1.59; 1.69] | 1.78 [1.67; 1.80] | 0.012 |
Weight | 74 ± 20 | 81 ± 19 | 0.22 | 66 ± 17 | 89 ± 16 | < 0.001 |
BMI | 26 ± 6 | 28 ± 6 | 0.14 | 24 ± 5 | 30 ± 5 | 0.004 |
Albumin | 43 [39; 46] | 45 [41; 47] | 0.23 | 43 [38; 46] | 42 [41; 45] | 0.69 |
PFT | ||||||
FVC (L) | 2.35 [1.91; 2.88] | 4.05 [3.23; 4.68] | < 0.001 | 2.34 [1.91; 2.92] | 2.35 [1.97; 2.80] | 0.75 |
FVC (%pred) | 69 ± 17 | 100 ± 14 | < 0.001 | 76 ± 14 | 56 ± 12 | < 0.001 |
FEV1 (L) | 1.84 [1.45; 2.08] | 3.32 [2.68; 3.74] | < 0.001 | 1.75 [1.34; 2.17] | 1.97 [1.62; 2.08] | 0.48 |
FEV1 (%pred) | 65 [55; 72] | 104 [96; 112] | < 0.001 | 70 [61; 82] | 56 [55; 62] | 0.02 |
Tiffeneau | 78 ± 11 | 83 ± 5 | 0.045 | 76 ± 12 | 82 ± 7 | 0.14 |
TLC (L) | 4.7 ± 1.2 | 6.1 ± 1.3 | 0.06 | 4.9 ± 1.2 | 4.1 ± 1.0 | 0.06 |
TLC (%pred) | 85 [69; 97] | 100 [93; 105] | < 0.001 | 94 [81; 98] | 66 [56; 70] | < 0.001 |
Respiratory pattern | ||||||
None | 6 (16) | 26 (93) | < 0.001 | 5 (21) | 1 (8) | 0.17 |
Restrictive | 26 (70) | 2 (7) | 14 (58) | 12 (92) | ||
Obstructive | 2 (6) | 0 (0) | 2 (8) | 0 (0) | ||
Mixte | 3 (8) | 0 (0) | 3 (12) | 0 (0) | ||
Time between CT and US | 58 [20; 128] | 23 [14; 32] | 0.32 | 65 [18; 134] | 52 [31; 66] | 0.31 |