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. 2022 Feb 6;11:e00276. doi: 10.1016/j.ohx.2022.e00276

Table 1.

Comparison of our device performance level with gold standard methods.

Participant number Blood pressure testing Pulse rate testing Temperature testing
Systolic blood pressure measurement Diastolic blood pressure measurement Using pulse oximeter device Using Lvital device % Error Using thermometer Using our device %Error
Using mercury sphygmomanometer (in mmHg) Using Lvital device % Error Using sphygmomanometer UsingLvital device % Error
1 110 110 0 70 68 2.86 68 69 1.43 37 36.8 0.54
2 125 126 0.8 80 81 1.25 72 74 1.37 36.7 36.6 0.27
3 105 105 1 60 61 1.67 70.1 68 0.00 37.1 37 0.27
4 120 118 1.81 80 78 2.50 71 70 1.43 36.9 36.7 0.54
5 110 110 0.85 64 63 1.56 72 71 1.41 37.2 37 0.54
6 125 123 0 79 78 1.27 69 70 1.45 36.9 36.8 0.27
7 110 110 2.5 70 72 2.86 72 70 0.00 37.4 37.1 0.80
8 120 120 0 75 75 0.00 72 73 1.45 37.2 37 0.54
9 100 102 2 65 67 3.08 73 74 1.39 36.9 36.8 0.27
10 105 106 2.72 75 74 1.33 74 76 2.94 36.88 36.85 0.08
11 100 103 3 60 61 1.67 69 70 1.45 37 37.3 0.81
12 120 120 0 75 73 2.67 70 70 0.00 36.9 37 0.27
13 115 118 2.60 70 72 2.86 71 71 0.00 36.8 36.7 0.27
14 123 120 2.43 80 78 2.50 76 75 1.32 37.3 37.1 0.54
15 110 111 0.90 75 75 0.00 70 69 1.43 37 36.95 0.14
16 120 120 0 80 80 0.00 68 67 1.47 36.77 36.78 0.03
17 110 110 0 64 64 0.00 76 74 2.63 36.9 37 0.27
18 115 112 2.60 70 68 2.86 72 73 1.39 37 37.2 0.54
19 120 120 0 80 80 0.00 71 72 1.41 36.88 37 0.33
20 125 123 1.6 85 82 3.53 74 73 1.35 37.1 37.2 0.27
Average % error 0.82 1.72 1.54 0.476