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Table 1 Demographic, perioperative and pathological characteristics of 190 patients treated with robot-assisted radical cystectomy (RARC)

From: A comparative study of perioperative and survival outcomes of robot-assisted radical cystectomy in patients over 80 and under 80 years old

 

Elderly group (≧80, n=44)

Younger group (<80, n=146)

p-value

Age, median (range)

83 (80–92)

65 (41–79)

<0.001

Sex (male to female)

37:7

130:16

0.378

BMI median (range)

22.9 (15.4–30.4)

23.5 (16.5–35.5)

0.083

ASA score (1/2/3)

12/5/27

46/33/67

0.137

CCI class (0/1/2/3)

9/19/11/5

32/72/40/2

0.053

Hb, g/L median (range)

119 (63–157)

126 (53–169)

0.015

Alb, g/L median (range)

36.9 (31.3–59.3)

37.6 (24.4–47.3)

0.146

Operating time, min median (range)

308 (160–480)

399 (235–670)

<0.001

EBL, ml median(range)

300 (100–1400)

406 (100–1900)

0.475

Transfusion, n (%)

21 (47.7)

41 (28.1)

0.015

PLND, n (%)

33 (75.0)

130 (89.0)

0.019

Number of lymph node, n median (range)

13 (1–29)

15 (1–39)

0.274

Urinary diversion, n (%)

  

0.051

 Ileal conduit

25 (56.8)

95 (65.1)

 

 Ileal neobladder

0 (0)

10 (6.8)

 

 Ureterostomy

19 (43.2)

41 (28.1)

 

cT (cT2 over) n, (%)

21 (47.7)

52 (35.6)

0.148

cT (Tis/a/1/2/3/4)

0/2/8/13/13/8

7/7/44/36/40/12

0.201

cN(+) n, (%)

6 (13.6)

36 (24.7)

0.122

LVI(+) n, (%)

17 (38.6)

54 (35.5)

0.843

Positive surgical margin, n (%)

2 (4.5)

6 (4.1)

1.000

Postoperative hospital stay, days median (range)

12 (7–29)

15 (6–39)

0.437

Complications according to Clavien–Dindo, n (%)

  

0.605

 0

22 (50.0)

66 (45.2)

 

 1–2

18 (40.9)

71 (48.6)

 

 3–5

4 (9.1)

9 (6.2)

 

90-day mortality, n (%)

3 (6.8)

3 (2.1)

0.275

  1. BMI body mass index, ASA American Society of Anesthesiologists, CCI Charlson comorbidity index, Hb hemoglobin, Alb albumin, EBL estimated blood, PLND pelvic lymph node dissection, LVI lymphovascular invasion