|
Tabla 2: Análisis bivariado, se compararon los días de ventilación mecánica con los datos demográficos, paraclínicos y comorbilidades (N = 70). |
|||||||
|
Características |
Total* |
Días de ventilación mecánica** |
p* |
p** |
|||
|
1 a 7 |
8 a 14 |
15 a 21 |
22 a 35 |
||||
|
Edad (años), media ± DE |
51 ± 15.4 |
44 ± 8.2 |
54 ± 2.3 |
50 ± 16.1 |
64.9 ± 15.9 |
0.005 |
0.02 |
|
Sexo masculino, n (%) |
51 (72.9) |
17 (33.3) |
20 (39.2) |
9 (17.6) |
5 (9.8) |
0.027 |
0.044 |
|
IMC (kg/m2), n (%) |
30 ± 6.1 |
28 (40.0) |
23 (32.8) |
10 (14.2) |
6 (8.5) |
0.005 |
0.036 |
|
Normal |
|
3 (10.7) |
4 (17.3) |
2 (20.0) |
1 (16.6) |
|
|
|
Sobrepeso |
|
9 (32.1) |
8 (34.7) |
5 (50.0) |
0 |
|
|
|
Grado I |
|
11 (39.2) |
9 (39.1) |
1 (10.0) |
4 (66.6) |
|
|
|
Grado II |
|
3 (10.7) |
2 (8.6) |
1 (10.0) |
1 (16.6) |
|
|
|
Grado III |
|
2 (7.1) |
0 |
1 (10.0) |
0 |
|
|
|
PCR (mg/L), n (%) |
Mediana: 133; RIC: 78.7-225 |
28 (40.0) |
23 (32.8) |
10 (14.2) |
9 (12.8) |
0.01 |
0.046 |
|
0-5 |
|
6 (21.4) |
4 (17.3) |
0 |
0 |
|
|
|
5.1-50 |
|
6 (21.4) |
5 (21.7) |
3 (30.0) |
1 (11.1) |
|
|
|
51-100 |
|
5 (17.8) |
5 (21.7) |
2 (20.0) |
4 (44.4) |
|
|
|
101-150 |
|
3 (10.7) |
3 (13.0) |
3 (30.0) |
1 (11.1) |
|
|
|
151-200 |
|
6 (21.4) |
2 (8.6) |
1 (10.0) |
1 (11.1) |
|
|
|
201-250 |
|
1 (3.5) |
2 (8.6) |
1 (10.0) |
1 (11.1) |
|
|
|
251-300 |
|
1 (3.5) |
2 (8.6) |
0 |
1 (11.1) |
|
|
|
Comorbilidades, n (%) |
65 (92.8) |
25 (38.4) |
25 (38.4) |
9 (13.8) |
6 (9.2) |
|
|
|
DM |
18 (27.6) |
7 (28.0) |
7 (28.0) |
2 (22.2) |
2 (33.3) |
0.03 |
0.837 |
|
HAS |
25 (38.4) |
9 (36.0) |
9 (36.0) |
4 (44.4) |
3 (50.0) |
0.062 |
0.853 |
|
Enfermedad cardiaca |
10 (15.3) |
4 (16.0) |
5 (20.0) |
1 (11.1) |
0 |
0.98 |
0.497 |
|
Lesión renal aguda |
12 (18.4) |
5 (20.0) |
4 (16.0) |
2 (22.2) |
1 (16.6) |
0.706 |
0.991 |
|
Procalcitonina, mediana |
0.2 |
1 |
0 |
1 |
0 |
0.911 |
0.433 |
|
Mortalidad, n (%) |
17 |
9 (52.9) |
4 (23.5) |
2 (11.7) |
2 (11.7) |
0.001 |
0.024 |
|
VM = ventilación mecánica. IMC = índice de masa corporal. PCR = proteína C reactiva. DM = diabetes mellitus. RIC = rango intercuartil. HAS = hipertensión arterial. * Análisis con el total de la población. ** Análisis por días de ventilación mecánica. |
|||||||