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Kim et al. Pressures secondary to circumferential digital dressings

Table 1: Measured pressures according to the length of Table 2: Measured pressures according to the tightness
different dressing materials and in a rolled up state in of different dressing materials and rolled up state in the
the adult finger model (mean ± SD) adult finger model (mean ± SD)
Group NR R P value Group NR R P value
1C-T0-Ph 0.0 ± 0.0 57.9 ± 7.2 < 0.001 2C-T0-Ph 0.0 ± 0.0 69.5 ± 12.1 < 0.001
2C-T0-Ph 0.0 ± 0.0 69.5 ± 12.1 < 0.001 2C-T1-Ph 0.0 ± 0.0 87.9 ± 17.3 < 0.001
3C-T0-Ph 0.0 ± 0.0 114.1 ± 34.0 < 0.001 2C-T2-Ph 0.0 ± 0.0 112.5 ± 13.7 < 0.001
1C-T0-Co 0.0 ± 0.0 83.5 ± 10.6 < 0.001 2C-T3-Ph 0.0 ± 0.0 370.6 ± 156.7 < 0.001
2C-T0-Co 0.0 ± 0.0 107.0 ± 17.0 < 0.001 2C-T4-Ph 49.5 ± 0.0 3,475 ± 803.3 < 0.001
3C-T0-Co 0.0 ± 0.0 1,425.6 ± 524.9 < 0.001 2C-T0-Co 0.0 ± 0.0 107 ± 17.0 < 0.001
NR: unrolled; R: rolled up; 1C: elastic dressing was wound 1 lap around 2C-T1-Co 0.0 ± 0.0 156.9 ± 9.4 < 0.001
a finger model with the same length of its circumference (7 cm); 2C: 2C-T2-Co 49.5 ± 0.0 882.5 ± 383.7 < 0.001
elastic dressing was wound 2 laps around a finger model with 2 times 2C-T3-Co 49.5 ± 0.0 1,464.8 ± 613.0 < 0.001
the length of its circumference (14 cm); 3C: elastic dressing was 2C-T4-Co 78.2 ± 0.0 4,105.8 ± 309.6 < 0.001
wound 3 laps around a finger model with 3 times the length of its
circumference (21 cm); T0: 0% tightened; Ph: Peha-haft; Co: Coban NR: unrolled; R: rolled up; 2C: elastic dressing was wound 2
laps around a finger model with the 2 times the length of its
circumference (14 cm); T0: 0% tightened; T1: 9.4% tightened; T2:
material (Ph, Co) [Table 2]. 19.7% tightened; T3: 33.3% tightened; T4: 50.5% tightened; Ph:
Peha-haft; Co: Coban
Rolling up of different dressing materials along the
adult finger model (NR, R in Ph, Co): for the Ph, the 1,175.2 ± 1,372.4 mmHg, P = 0.011) [Figure 9]. In the
measured pressures of the unrolled elastic dressing untightened bandages (T0-1C~3C), the measured
(Ph-NR, 7.1 ± 17.5 mmHg) were significantly lower pressures of the Ph (T0-1C~3C-Ph, 40.2 ± 46.4 mmHg)
than those for the rolled up elastic dressing (Ph-R, were significantly lower than those for Co (T0-1C~3C-
612.5 ± 1,217.8 mmHg, P < 0.001). For the Co, the Co, 269.3 ± 562.0 mmHg, P = 0.002). In the tightened
measured pressures of the unrolled elastic dressing dressings (T1~T4-2C), the measured pressures of
(Co-NR, 25.3 ± 30.8 mmHg) were significantly lower the Ph (T1~T4-2C-Ph, 511.9 ± 1,166.1 mmHg) and
than those for the rolled up elastic dressing (Co-R, Co (T1~T4-2C-Co, 848.4 ± 1,360.2 mmHg) were not
1,175.2 ± 1,372.4 mmHg, P < 0.001) [Figure 8]. significantly different (P = 0.095). In 1 and 2 wraps (1C-
T0, 2C-T0), the measured pressures of the Ph (1C-T0-
According to the dressing materials along the adult Ph, 28.9 ± 30.1 mmHg), (2C-T0-Ph, 34.8 ± 36.6 mmHg)
finger model (Ph, Co): the measured pressures of Ph and Co (1C-T0-Co, 41.8 ± 43.5 mmHg), (2C-T0-Co,
(Ph, 309.8 ± 910.3 mmHg) were significantly lower than 53.5 ± 56.1 mmHg) were not significantly different (P
those for Co (Co, 600.2 ± 1,126.2 mmHg, P = 0.018). = 0.285, P = 0.220). However, for 3 wraps (3C-T0),
In the unrolled group (NR), the measured pressures of the measured pressures of the Ph (3C-T0-Ph, 57.0 ±
the Ph (UR-Ph, 7.1 ± 17.5 mmHg) were significantly 63.0 mmHg) were significantly lower than those for Co
lower than those for Co (UR-Co, 25.3 ± 30.8 mmHg, (3C-T0-Co, 712.8 ± 815.7 mmHg, P = 0.002). At each
P < 0.001). In the rolled up group (R), the measured different tightness of the bandages of the 2C group,
pressures of the Ph (R-Ph, 612.5 ± 1,217.8 mmHg) the measured pressures of the Ph and Co were not
were significantly lower than those for Co (R-Co, significantly different except at 19.7% and 33.5% of the

3,000 3,000
Measured pressures (mmHg) 2,000 Measured pressures (mmHg) 2,000

1,000
1,000

0 0
NR R NR R Ph Co Ph Co
Ph Co NR R
Figure 8: Measured pressures according to the rolling up of the Figure 9: Measured pressures according to the bandage materials
Peha-haft (Ph) and Coban (Co) along the adult finger model. NR: in the unrolled group (NR) and the rolled up group (R) along the
unrolled; R: rolled up. *P < 0.05 adult finger model; Ph: Peha-Haft; Co: Coban. *P < 0.05
Plastic and Aesthetic Research ¦ Volume 4 ¦ March 22, 2017 45