Page 64 - Journal of Special Operations Medicine - Spring 2016

Figure 3 Mean scores per student for each device. Table 4 Time (in Seconds) per Student to Apply Tourniquets
Student No. CRoC JETT
1 82 79
2 49 52
3 80 59 (231)
4 37 54
5 38 37
6 53 41 (202)
7 71 75
8 46 48
9 80 104
10 90 75
11 56 41 (135)
12 74 58
13 87 70
14 95 50
CRoC, Combat Ready Clamp; JETT, Junctional Emergency Treat-
ment Tool. 15 104 58
16 110 60
17 46 51
Table 3 Mean Score per Student and Overall Mean for 18 45 40
Each Device
19 79 72
Student No. CroC JETT
20 49 46
1 2.923 3.154
21 70 50
2 1.923 3
22 60 60
3 2.385 2.692
23 60 40
… … …
24 110 55
… … …
25 75 90
75 2.923 2.231
26 105 55
Overall mean* 2.468 2.754
27 70 60
CroC, Combat Ready Clamp; JETT, Junctional Emergency Treatment
Tool. *Z-test score, 4.336; p < .001. 28 82 40
29 84 46
Figure 4 Tourniquet application time values in descending 30 74 32
order. 31 82 35
32 71 29
33 70 46
Mean time* 70.24 54.79
Data in parentheses in red cells are the respective students’ overall
measured times (i.e., start to effective JETT application). Fastest CRoC
and JETT application time values are highlighted in green. CRoC,
Combat Ready Clamp; JETT, Junctional Emergency Treatment Tool.
*Z-test score, 3.374; p < .001.

CRoC, Combat Ready Clamp; JETT, Junctional Emergency Treat-
ment Tool.
*Mean application time for each device is highlighted. Comparison of
means: p < .001.

48 Journal of Special Operations Medicine Volume 16, Edition 1/Spring 2016