Table 3.

Association Between Clinical Data and Postoperative Delirium

Variables	Postoperative Delirium		P
	No	Yes
ALL n°	337	79
AGE Median (Range)	80 (75–98)	80 (75–95)	0.26
GENDER n° (%)
Female	183 (54)	42 (53)	0.9
Male	154 (46)	37 (47)
BMI Median (Range)	26 (11.6 – 53.4)	25.4 (18.1 – 41.2)	0.345
ALBUMIN n°(%)
>3.3	322(97)	76 (96)	0.721
≤3.3	10 (3)	3 (4)
Weight Loss n° (%)
No	162 (53)	39 (53)	1
Yes	144 (47)	34 (47)
CCI N (%)
< 3	150 (45)	23 (29)	0.016
≥3	187 (55)	56(71)
Number of Medications
Median (Range)	6 (0–22)	7 (1–17)	0.266
Social Support n° (%)
No	30 (9)	3 (4)	0.167
Yes	307 (91)	76 (96)
Falls in the last 6 months n°(%)
No	272 (82)	54 (69)	0.018
Yes	59 (18)	24 (31)
Dependent on ADLs n°(%)
No	257 (77)	55 (70)	0.146
Yes	75 (23)	24 (30)
Dependent on IADLs n°(%)
No	270 (81)	51 (65)	0.002
Yes	62 (19)	28 (35)
Mini-Cog Test n°(%)
Normal	231 (72)	46 (60)	0.054
Abnormal	92(28)	31 (40)
ASA n°(%)
Score = 2	49 (15)	5 (6)	0.078
Score = 3	262 (79)	67 (84)
Score = 4	19 (6)	7 (9)
Creatinine Median (Range)	1 (0.5 – 3.1)	1 (0.4 – 1.9)	0.96
Sodium Median (Range)	141 (124–147)	140(130–147)	0.185
Hemoglobin Median (Range)	12.5 (6.7–18.1)	12.7 (7.8–16.4)	0.823
ECC n°(%)
>60	208 (62)	45 (57)	0.606
30–60	121 (36)	33 (42)
<30	8 (2)	1 (1)
Operative Time Median(Range)	167 (8–815)	191 (27–1005)	0.155
Length of Stay Median (Range)	6 (1–55)	8 (1–76)	<0.001
Readmission in 30 days n°(%)
No	299(89)	70 (89)	1
Yes	38 (11)	9 (11)
UCC Visits within 30days n°(%)
No	281(83)	68 (86)	0.614
Yes	56 (17)	11 (14)
Death within 6 months n°(%)*
No	313 (93)	68 (86)	0.069
Yes	24 (7)	11 (14)
Discharge Disposition n°(%)
Home	136 (41)	10 (13)	<0.001
Home with Services	166 (51)	47(60)
Skilled Nursing Facility	27 (8)	21(27)

^*landmark analysis 10 days post surgery