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Table 2 Temperature response to laser treatment in clipped and unclipped skin, and in underlying muscle, measured 1 and 3 cm from the irradiated area

From: Effect of Defocused CO2Laser on Equine Tissue Perfusion

Area

Baseline °C

Treatment °C

Difference °C

Peak value °C

Time to peak s

Muscle

     

clipped (n = 8)

32.8 ± 1.3

34.0 ± 0.7

1.2 ± 0.7

n.d.

n.d.

unclipped (n = 8)

34.0 ± 0.5

34.4 ± 0.3

0.4 ± 0.3

n.d.

n.d.

Skin 1 cm

     

clipped (n = 7)

30.4 ± 1.0

35.9 ± 0.8*

5.5 ± 1.5

36.9 ± 1.4

175.7 ± 28.8

unclipped (n = 8)

29.7 ± 1.3

34.5 ± 1.6*

4.8 ± 1.4†

35.1 ± 1.9

164.0 ± 18.8†

Skin 3 cm

     

clipped (n = 8)

31.5 ± 1.0

37.0 ± 1.0*

5.5 ± 1.5

37.0 ± 1.3

169.6 ± 16.4†

unclipped (n = 7)

32.6 ± 0.7

34.7 ± 1.0*

2.1 ± 0.4

35.6 ± 1.1

230.1 ± 21.9

  1. Values are presented as means ± SE; measured as temperature (°C); time to peak (s), n.d.= not detected.* Significantly different from baseline, † significantly different from unclipped skin 3 cm from irradiated area, p < 0.05.