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Table 1 Patients' demographics and baseline characteristics

From: Outcomes of abdominoperineal resection for management of anal cancer in HIV-positive patients: a national case review

 

HIV−

HIV+

P

HIV− >60 years

Total N

1417

308

1611

 

N (%)

N (%)

 

N (%)

Patient characteristics

Age (years)a

 Median (IQR)

51(46–56)

47(40–53)

<0.001

72(66–79)

  <40

98 (6.9 %)

80 (25.9 %)

<0.001

 

  41–50

567 (40.0 %)

119 (38.5 %)

  

  51–60

752(53.0 %)

110 (35.6 %)

  

  60–70

   

711 (44.2 %)

  >70

   

900 (55.9 %)

Genderb

  Male

432 (30.6 %)

293 (95.1 %)

<0.001

649 (44.1 %)

  Female

981 (69.4 %)

15 (4.9 %)

 

956 (55.9 %)

Racec

  White

796 (77.9 %)

160 (60.6 %)

0.19

1020 (84.7 %)

  Black

125 (12.3 %)

55 (20.7 %)

 

85 (7.0 %)

  Hispanic

50 (4.9 %)

29 (10.8 %)

 

63 (5.2 %)

  Asian

15 (1.5 %)

≤10(<4 %)

 

11 (0.8 %)

  Native American

≤10 (<1 %)

0

 

0

  Other

30 (2.9 %)

16 (6.0 %)

 

26 (2.1 %)

Comorbidities

 Diabetes

144 (10.1 %)

25 (8.2 %)

0.64

223 (13.8 %)

 Cardiovascular

9 (0.6 %)

0

0.51

134 (8.3 %)

 Liver

19 (1.3 %)

≤10 (3 %)

0.85

16 (1 %)

 Pulmonary

180 (12.7 %)

30 (9.7 %)

0.49

299 (18.6 %)

 Renal

20 (1.4 %)

≤10 (3 %)

0.95

43 (2.6 %)

 AIDS

N/A

≤10 (3 %)

 

N/A

 No comorbidity

1089 (76.8 %)

252 (81.8 %)

 

1055 (62.4 %)

 Any 1 comorbidity

286 (20.2 %)

47 (15.2 %)

 

508 (31.6 %)

 Any 2 comorbidities

43 (3.0 %)

9 (2.9 %)

 

88 (5.5 %)

 Any 3 comorbidities

0

0

 

≤10 (0.6 %)

 ≥1 comorbidity

329 (23.2 %)

56 (18.1 %)

0.65

606 (37.6 %)

Perineal tissue flaps

 With

191 (13.5 %)

49 (16.0 %)

0.58

113 (7.0 %)

 Without

1226 (86.5 %)

259 (84.0 %)

 

1497 (93.0 %)

Hospital type

 Teaching statusb

    

    Teaching hospital

1067 (75.8 %)

239 (77.4 %)

 

929 (57.9 %)

    Non-teaching hospital

340 (24.2 %)

70 (22.7 %)

0.80

676 (42.1 %)

 Hospital locationb

  Urban

1321 (93.8 %)

302 (98.1 %)

0.22

1469 (91.5 %)

  Rural

87 (6.2 %)

≤10 (<3 %)

 

136 (8.48 %)

  1. Small sample subsets that are non-zero but less than 11 patients are not reportable per HCUP NIS guidelines
  2. aMedian age is based on unweighted data
  3. bTotal numbers may not add up due to less than 1 % missing data
  4. c25 % missing data on race (HIV− N = 1022; HIV+ N = 264; HIV− >60 N = 1204)