Table 2 Risk factors for initial visual loss: dichotomous variable
Dichotomous variableSign present (%)Symptoms/sign absent (%)χ2 p valueORCI
Disc swelling97.647.90.00044.565.66–350.7
Hypertension81.860.90.0282.891.10–7.62
Polymyalgia84.267.60.1562.560.68–9.66
Diabetes mellitus7570.90.861.230.12–12.39
Jaw claudication72.369.80.7881.130.46–2.82
Diplopia7071.40.9010.930.31–2.77
Giant cells on biopsy69.673.50.6930.830.32–2.14
Cholesterol10078.60.6050.790.6–1.03
Muscle tenderness67.673.60.5350.750.30–1.88
Male sex66.773.70.4790.7140.281–1.82
Stroke6071.80.5730.590.09–3.76
Systemic features63.678.30.1260.490.19–1.23
Temple tenderness63.678.30.1260.490.19–1.23
Smoker60.578.80.0580.410.16–1.04
Headache67.592.30.0680.170.02–1.41