borderline significantP < 0.10
62 With respect to self-reported doctor's diagnosis of cardiovascular diseases, a borderline significant increase of risk was found in subjects exposed to railway noise levels ( L DEN ) of 50 dB and more (OR = 1.55, 95% CI = 1.00–2.40; P < 0.10). 73 Aircraft noise Several studies within the last 10 years demonstrate a higher prevalence of annoyance, cardiovascular disease, or medication intake in persons exposed to aircraft noise.