Tabla 1: Características generales de la población.

Variable

Total

N = 30

n (%)

pH < 7.20

N = 17

n (%)

pH > 7.20

N = 13

n (%)

p

Edad (años)*

55 [33]

52 [29]

56 [40]

0.800

Mujer

Hombre

15 (50.0)

15 (50.0)

6 (35.2)

9 (52.9)

9 (69.2)

6 (46.1)

0.122

Comorbilidad

DM2

HAS

EPOC

Cardiopatía isquémica

ICC

ERC

13 (46.4)

13 (46.4)

4 (14.2)

4 (14.2)

5 (17.6)

8 (28.5)

6 (35.2)

9 (52.9)

2 (11.7)

2 (11.7)

2 (11.7)

4 (23.5)

7 (53.8)

4 (30.7)

2 (15.3)

2 (15.3)

3 (23.0)

4 (30.7)

0.464

0.122

0.981

0.877

0.502

0.811

FC (lpm)*

99.5 [32]

109 [0.58]

99 [19]

0.945

PAS (mmHg)*

95.5 [30]

80 [35]

99 [18]

0.096

PAD (mmHg)*

56 [17]

45 [24]

56 [7]

0.166

PAM (mmHg)*

69.5 [19]

66 [26]

71 [15]

0.088

Hb (g/dL)*

9 [2.9]

9.4 [5.3]

9 [12.9]

0.712

Cr (mg/dL)*

2.4 [3.9]

3.3 [3.9]

2 [2.7]

0.240

Na+ (mEq/L)*

142 [14]

140 [16]

146 [12]

0.111

K+ (mEq/L)*

4.7 [1.7]

5.1 [1.8]

4.4 [1.7]

0.580

Cl (mEq/L)*

100 [11.7]

100 [12]

100 [14.9]

0.678

Norepinefrina

(μg/kg/min)*

0.40 [0.17]

0.50 [0.10]

0.35 [0.10]

0.013

Vasopresina

(UI/min)*

0.55 [0.05]

0.60 [0.04]

0.50 [0.04]

0.038

SOFA (puntos)*

13 [4]

13 [3]

13 [5]

0.908

Días UCI*

5 [6]

5 [8]

5 [3]

0.593

Mortalidad

15 (50.0)

8 (47.0)

7 (53.8)

0.705

Cr = creatinina.

DM2 = diabetes mellitus tipo 2.

EPOC = enfermedad pulmonar obstructiva crónica.

ERC = enfermedad renal crónica.

FC = frecuencia cardiaca.

HAS = hipertensión arterial sistémica.

Hb = hemoglobina.

ICC = insuficiencia cardiaca congestiva.

PAD = presión arterial diastólica.

PAM = presión arterial media.

PAS = presión arterial sistólica.

RIC = rango intercuartílico.

SOFA = Sequential Organ Failure Assessment (Evaluación Secuencial de Insuficiencia Orgánica).

UCI = unidad de cuidados intensivos.

* Datos expresados en mediana [RIC].