Tabla 2: Evaluación de la asociación entre las variables dependientes con la presencia de hipoxemia severa en el ingreso y al séptimo día. Análisis multivariable por prueba de regresión logística. |
||||||
|
PaO2/FiO2 < 150 (ingreso) |
p |
OR (IC al 95%) |
PaO2/FiO2 < 150 (séptimo día) |
p |
OR (IC al 95%) |
Diabetes mellitus tipo 2 |
33 (49.3) |
0.517 |
— |
30 (49.2) |
0.617 |
— |
HAS |
28 (41.8) |
0.200 |
— |
26 (42.6) |
0.438 |
— |
APACHE II |
23 (19-27) |
0.028 |
0.928 (0.815-1.057) |
23 (19-26.5) |
0.154 |
1.06 (0.915-1.248) |
SOFA |
12 (8.5-15) |
0.009 |
0.826 (0.655-1.04) |
12 (8.75-15) |
0.009 |
0.96 (0.754-1.227) |
SAPS II |
63 (51-69.5) |
0.029 |
1.032 (0.964-1.10) |
62 (52-70) |
0.007 |
0.95 (0.882-1.043) |
Dímero ingreso |
1,410 (921-3,191) |
0.288 |
— |
— |
— |
— |
Dímero D al séptimo día |
— |
— |
— |
2,866 (1,151-4,718) |
≤ 0.0001 |
— |
Dímero d > 1,500 ingreso |
42 (85.7) |
0.253 |
1.74 (0.19-2.88) |
— |
— |
— |
Dímero d > 1,500 séptimo día |
— |
— |
— |
44 (89.7) |
≤ 0.0001 |
5.42 (1.519-19.37) |
Ferritina ingreso |
998 (520-1000) |
0.597 |
— |
— |
— |
— |
Ferritina séptimo día |
— |
— |
— |
969 (508-1,100) |
0.004 |
— |
Ferritina > 800 ingreso |
40 (59.7) |
0.005 |
6.81 (1.36-33.97) |
— |
— |
— |
Ferritina > 800 séptimo día |
— |
— |
— |
39 (63.9) |
≤ 0.0001 |
4.66 (1.25-17.30) |
OR = Odds ratio, IC al 95% = intervalo de confianza al 95%, HAS = hipertensión arterial sistémica, APACHE II = Acute Physiology and Chronic Health Evaluation, SOFA = Sequential Organ Failure Assessment, SAPS II = Simplified Acute Physiology Score. |