Collection Blood Saliva p-value DNA concentration (median ng/µL; range) 114.3 (17.7 - 478.2) 133.6 (24.5 - 475.7) 0.15 260/280 ratio (median; range) 1.85 (1.42 - 2.15) 1.90 (1.71 - 2.04) 0.18

Table 1: DNA quantity and quality in bood and saliva samples.