Table 1: Clinical information.

Clinical variable evaluated Series 2001-2007 (n = 83) Series 2011-2014 (n = 59)
Age (average) 45.9 (23-70 y) 48 (22-81 y)
Smoking
    Yes 16 (19.2%) 15 (25.4%)
    No 15 (18%) 34 (57.6%)
    Unknown 52 (62.8%) 10 (17%)
Parity (average) 4.6 3.9