Skip to main content

Table 5 Measuring results (unit = degrees of arc, StaDev = standard deviation)

From: Goniometer-apps in hand surgery and their applicability in daily clinical practice

Tool/App OS Function Value α = 90.8 β = 105.2 γ = 145.1 δ = 79.4 Mean
Mechanical    Mean 90.8 105 145 79.8  
Goniometer    StaDev 0.45 0 0 0.45 0.23
    Mean - True Value 0 −0.2 −0.1 0.4 0.18
Angulus ROM iOS Sensor Mean 90.2 105.2 145.4 80.4  
    StaDev 0.84 0.45 0.55 0.55 0.6
    Mean - True Value −0.6 0 0.3 1 0.48
GetMyROM iOS Sensor Mean 90.38 106.5 146.72 81.7  
    StaDev 0.31 0.27 0.34 0.33 0.31
    Mean - True Value −0.42 1.3 1.62 2.3 1.41
Goniometer iOS Sensor Mean 89.6 107.4 155.4 79  
    StaDev 0.55 0.55 0.55 1 0.66
    Mean - True Value −1.2 2.2 10.3 −0.4 3.53
Goniometer Pro iOS Sensor Mean 90 106.4 145.6 81.2  
    StaDev 0 0.55 0.55 0.84 0.49
    Mean - True Value −0.8 1.2 0.5 1.8 1.08
Goniometer Records iOS Sensor Mean 90 105.6 146.4 79.8  
    StaDev 0 0.55 0.55 0.45 0.39
    Mean - True Value −0.8 0.4 1.3 0.4 0.73
Goniometro iOS Sensor Mean 88.62 106.8 146.42 80.24  
    StaDev 0.45 0.26 0.39 0.4 0.38
    Mean - True Value −2.18 1.6 1.32 0.84 1.49
Joint Goniometry iOS Sensor Mean 90.32 106.26 145.58 81.46  
    StaDev 0.15 0.27 0.28 0.38 0.27
    Mean - True Value −0.48 1.06 0.48 2.06 1.02
Simple Goniometer iOS Sensor Mean 90.4 105.4 145.4 79.6  
    StaDev 0.55 0.55 0.55 0.55 0.55
    Mean - True Value −0.4 0.2 0.3 0.2 0.28
DrGoniometer iOS Photo Mean 89.96 103.14 144.68 81.26  
    StaDev 0.75 1.02 1.2 0.75 0.93
    Mean - True Value −0.84 −2.06 −0.42 1.86 1.3
iGonio iOS Photo Mean 88.4 109 155.4 74.8  
    StaDev 1.95 2.74 1.14 1.48 1.83
    Mean - True Value −2.4 3.8 10.3 −4.6 5.28
PhotoGoniometer iOS Photo Mean 89.8 103.2 143.2 81.6  
    StaDev 1.3 1.3 0.84 0.55 1
    Mean - True Value −1 −2 −1.9 2.2 1.78
PT Tools iOS Photo Mean 89.4 102.2 145.4 80.8  
    StaDev 1.14 0.84 0.55 0.45 0.75
    Mean - True Value −1.4 −3 0.3 1.4 1.53
Goniometer Pro Android Sensor Mean 89.6 105.2 142.8 81  
    StaDev 0.55 1.3 0.84 0.71 0.85
    Mean - True Value −1.2 0 −2.3 1.6 1.28
Goniometer Records Android Sensor Mean 90.8 105.2 142.2 80  
    StaDev 0.84 0.84 1.3 0.71 0.92
    Mean - True Value 0 0 −2.9 0.6 0.88
ROM Messung Android Sensor Mean 90.6 105.6 145 80.8  
    StaDev 0.55 0.89 0.71 0.84 0.75
    Mean - True Value −0.2 0.4 −0.1 1.4 0.53
Goniometer Android Photo Mean 90.4 104.4 145.6 80.8  
    StaDev 1.14 0.89 1.34 1.92 1.32
    Mean - True Value −0.4 −0.8 0.5 1.4 0.78