With

ulcer

Without ulcer

Total

OR

(95% CI)

Age

<65

145

182

327

1.5

(2.55-0.88)

>85

24

47

71

Total

169

229

398

Comorbidities

None

44

40

84

0.4

(2.17 - 0.07)

In discomfort

5

2

7

Total

49

42

91

Therapy

None

27

54

81

0.4

Risk correlated

5

4

9

(1.61 - 0.10)

Total

32

58

90

Motricity

Independent

95

92

187

2.8

Motionless

15

42

57

(5.37 - 1.46)

Total

110

134

244

Incontinence

Absent

164

188

352

1.4

Mixed

36

58

94

(2.22 - 0.88)

Total

200

246

446

Nutrition

Standard

5

4

9

2

Very obese

163

270

433

(7.53 - 1.88)

Total

168

274

442

Mental status

Conscious

9

9

18

2.1

Comatose

92

202

294

(5.45 - 0.81)

Total

101

211

312

Behaviour

Cooperative

114

92

206

2.7

Passive

80

177

257

(3.93 - 1.85)

Total

194

269

463

Skin trophism

Eutrophic

120

86

206

4.1

Wet cute

50

148

198

(6.23 - 2.70)

Total

170

234

404

Hygiene in the environment

Appropriate

9

2

11

6.7

Very defective

233

347

580

(31.25 - 1.44)

Total

242

349

591

Caregiver’s behaviour

Adequate

9

13

22

1

Absent

223

354

577

(2.37 - 0.42)

Total

232

367

599