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Table 3 Technical details on how CRT is performed in clinical practice

From: Capillary refill time for the management of acute circulatory failure: a survey among pediatric and adult intensivists

 

Overall

Adult practice

Pediatric practice

p-value

 

n = 418

n = 308

n = 110

 

If you think of the last patient with acute circulatory failure, how often did you assess capillary refill time, n (%)

 0 /24 h

26 (6.2)

25 (8.1)

1 (0.9)

< 0.001

 1 to 2 /24 h

165 (39.5)

141 (45.8)

24 (21.8)

 

 3 to 6/24 h

137 (32.8)

56 (18.2)

81 (73.6)

 

 No answer

90 (21.5)

86 (27.9)

4 (3.6)

 

On what part of the body do you assess capillary refill time, n (%)

 

 On the fingertip (%)

169 (40.4)

138 (44.8)

31 (28.2)

< 0.001

 On the thorax (%)

191 (45.7)

86 (27.9)

105 (95.5)

 

 On the knee (%)

131 (31.3)

107 (34.7)

24 (21.8)

 

 On the gingiva (%)

5 (1.2)

4 (1.3)

1 (0.9)

 

How do you control the pressure during the compression of the skin, n (%)

 You apply a firm pressure

247 (59.1)

164 (53.2)

83 (75.5)

< 0.001

 You use the blanching of your finger nail to assess the pressure

74 (17.7)

51 (16.6)

23 (20.9)

 

 You use a glass microscope slide to assess the blanching of the patient’s skin

7 (1.7)

7 (2.3)

0 (0.0)

 

 No answer

90 (21.5)

86 (27.9)

4 (3.6)

 

How long does the compression last, n (%)

   

 0 to 3 seconds

192 (45.9)

145 (47.1)

47 (42.7)

< 0.001

 4 to 7 seconds

119 (28.5)

62 (20.1)

57 (51.8)

 

 7 to 10 seconds

12 (2.9)

10 (3.2)

2 (1.8)

 

 >  10 seconds

5 (1.2)

5 (1.6)

0 (0.0)

 

 No answer

90 (21.5)

86 (27.9)

4 (3.6)

 

How do you measure the duration of the compression, n (%)

  

 Using a chronometer

8 (1.9)

8 (2.6)

0 (0.0)

< 0.001

 Counting in your head

320 (76.6)

214 (69.5)

106 (96.4)

 

 No answer

90 (21.5)

86 (27.9)

4 (3.6)

 

How do you measure capillary refill time, n (%)

  

 Using a chronometer

12 (2.9)

12 (3.9)

0 (0.0)

< 0.001

 Counting in your head

316 (75.6)

210 (68.2)

106 (96.4)

 

 No answer

90 (21.5)

86 (27.9)

4 (3.6)

 

To evaluate the capillary refill time of a patient at a given moment, how many CRT do you average, n (%)

 1 measurement

102 (24.4)

81 (26.3)

21 (19.1)

< 0.001

 2 measurement

147 (35.2)

99 (32.1)

48 (43.6)

 

 3 measurement

47 (11.2)

28 (9.1)

19 (17.3)

 

 the longest of the measurements performed

32 (7.7)

14 (4.5)

18 (16.4)

 

 No answer

90 (21.5)

86 (27.9)

4 (3.6)