The control group

The experimental group

The conventional treatment group

p

Sex n (%)

0.468

Male

13 (43.3)

18 (60)

16 (53.3)

Female

17 (56.7)

12 (40)

14 (46.7)

Age (years)

74.73 ± 5.48

73.80 ± 3.41

72.47 ± 7.55

0.311

BMI (kg/m2)

21.06 ± 1.93

20.47 ± 1.44

20.83 ± 1.52

0.383

Hemoglobin (g/L)

135.40 ± 16.98

134.63 ± 15.47

136.87 ± 15.48

0.860

Albumin (g/L)

47.47 ± 8.78

43.10 ± 9.60

45.40 ± 9.67

0.201

MAP (mmHg)

89.50 ± 8.34

87.60 ± 9.93

88.60 ± 10.35

0.745

Location of pressure ulcer n (%)

Sacrococcygeal region

13 (20.6)

17 (29.3)

17 (29.8)

0.447

Heel

7 (11.1)

6 (10.3)

5 (8.8)

0.952

Spinous process

8 (12.7)

10 (17.2)

11 (19.3)

0.647

Scapular region

10 (15.9)

7 (12.1)

6 (10.5)

0.668

Elbow

8 (12.7)

5 (8.6)

5 (8.8)

0.707

Hip

8 (12.7)

3 (5.2)

6 (10.5)

0.331

Ankle

9 (14.3)

10 (17.2)

7 (12.3)

0.776

Braden tool

13.57 ± 1.59

13.67 ± 1.35

13.47 ± 1.22

0.858