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Table 1 Clinical characteristics of the patients included in the study

From: Automated artificial intelligence-based analysis of skeletal muscle volume predicts overall survival after cystectomy for urinary bladder cancer

Patient characteristics

Total

Number of patients

292

Age in years, median (IQR)

74 (68–80)

Follow-up time in years, median (IQR)

3.8 (1.4–6.3)

Sex, number (%)

 Male

222 (76)

 Female

70 (24)

Smoking, number (%)

57 (20)

ASA score, number (%)

 1

34 (12)

 2

174 (60)

 3

79 (27)

 4

3 (1)

Clinical local tumour stage, number (%)

 CIS

25 (9)

 Ta or T1

58 (20)

 T2

143 (49)

 T3

50 (17)

 T4

16 (5)

Clinical node tumour stage, number (%)

 N0

284 (97)

 N1

3 (1)

 N2 or N3

5 (2)

Extent of LND, number (%)

 None

51 (18)

 Only enlarged nodes

19 (7)

 Obturator fossa

39 (13)

 To the iliac bifurcation

181 (62)

 To the aortic bifurcation

2 (1)

Urinary diversion, number (%)

 Ileal conduit

264 (90)

 Neobladder

7 (2)

 Other

21 (7)

Time between CT scan and cystectomy, days, median (IQR)

48 (33–68)

Neoadjuvant chemotherapy, number (%)

26 (9)

Previous surgery or radiotherapy, number (%)

72 (25)

Highest grade 90-day complication, number (%)

 Grade 0−2

74 (25)

 Grade 3

48 (16)

 Grade 4

4 (1)

 Grade 5

4 (1)

Died during follow-up, number (%)

160 (55)

Died during first 2 years of follow-up, number (%)

95 (33)

  1. ASA American Society of Anesthesiologists, IQR Interquartile range, LND Lymph node dissection