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Table 1 Thermography data

From: Thermal effects of monopolar electrosurgery detected by real-time infrared thermography: an experimental appendectomy study

GroupLow PowerStandard Power 
 R1R3R6R8Mean
(SD)
R2R4R5R7Mean
(SD)
p
Mean application time, s2.51.462.51.752.05 (0.53)1.21.091.521.531.34 (0.22)0.112
Min application time, s0.30.10.40.50.33 (0.17)0.10.40.40.20.28 (0.15)0.773
Max application time, s11.57.99.89.69.7 (1.5)4.13.46.85.85.03 (1.55)0.03
Application duration > 3 s, %n/d*6,3%25%6,8%12.7 (10.7)3%1,2%11,8%10,3%6.6
(5.3)
0.595
Cecum T max, °C58.955.359.148.455.4 (4.9)61.357.248.856.155.9 (5.2)0.885
Mesoappendix T max °C152.4146160.4157.2154 (6.3)160.6156.4160.8160.5159.6 (2.1)0.112
T ≥ 42° duration on cecuma, s42n/db13.415.523.6 (15.9)2414121315.8 (5.6)0.377
Lateral thermal spreada, mm8n/db4.64.485.7 (1.9)5.65.669.36.6 (1.8)0.372
Lateral thermal spread on mesoappendixa, mm282427.620.425 (3.6)3318.420.432.426.1 (7.7)0.886
Lateral thermal spread on intestinal loop, mm1.81.62.53.32.3 (0.8)1.41.6363 (2.1)0.886
ComplicationnonoIntestinal wall full thickness necrosisIntestinal perforation2/4nonoIntestinal perforationIntestinal perforation2/4 
  1. a ≥42 °C
  2. bno data