Table 1

Characteristics of audit population

First audit (n=185) Second audit (n=185) Overall (n=370)
Age in years (mean (SD))73.9 (11)76 (11)75 (11)
Male sex (%)95 (51)80 (43)175 (47)
High risk (%)156 (84)150 (81)306 (83)
Moderate risk (%)23 (12)35 (19)58 (16)
Low risk (%)6 (3)06 (1)