Table 1: Demographic and clinical data of patients.

With deliriumWithout delirium

Number of patients, n (%)25 (22.9)84 (77.1)
Age (years), median ± standard deviation (SD)55.4 ± 17.5547.42 ± 18.130.050$
Sex, n (%)
 Women16 (64)46 (54.8)0.410
Comorbidities, n (%)11 (44)41 (48.8)0.670
 Arterial hypertension4 (16)14 (16.7)0.930+
 Diabetes mellitus4 (16)12 (14.3)0.760+
 Heart failure6 (24)22 (26.2)0.830
Type of patient, n (%)
 Medical condition12 (48)34 (40.5)0.500+
 Surgical condition13 (52)50 (59.5)
Place before admission to ICU, n (%)
 Emergency room02 (2.4)
 Ward15 (60)42 (50)
 Operating room10 (40)40 (47.6)
Reason for admission to ICU, n (%)
 Septic shock11 (44)33 (39.3)0.670
 Hypovolemic shock2 (8)23 (27.4)0.060°
Acute respiratory failure5 (20)7 (8.3)0.100
 Postsurgical care1 (4)6 (7.14)0.999°
 Postcardiac arrest care3 (12)3 (3.57)0.130
Type of malignancies, n (%)
 Solid tumor14 (56)61 (72.6)0.110
 Hematologic neoplasm11 (44)23 (27.4)
Status of oncological disease, n (%)
 Recent diagnosis10 (40)38 (33.3)0.540
 Active disease9 (36)49 (58.3)
 Complete remission6 (24)7 (8.3)
Extension of neoplasm, n (%)
 Local or regional17 (15.6)72 (66)0.040
 Metastatic8 (7.3)12 (11)
Treatment for cancer, n (%)
 Surgical treatment13 (52)42 (50)0.860
 Chemotherapy9 (36)46 (54.8)0.100
 Radiotherapy6 (24)1 (1.2)0.410+
Karnofsky score80 (65–95)80 (70–90)0.780°
ECOG1 (0.5–2.5)1 (1–2)0.770°
SOFA score at admission to ICU7 (5–10.5)7 (3.5–10)0.450°
MEXSOFA score at admission to ICU8 (6–11)8 (4–11)0.420°
Mortality in the ICU, n (%)3 (12)14 (16.7)0.750+

ICU: intensive care unit; SOFA: Sequential Organ Failure Assessment score, MEXSOFA: Mexican Sequential Organ Failure Assessment score; IQR: interquartile range; $Student’s t; chi-squared; +Fisher’s exact; °Mann–Whitney U.