Table 2

Number of surgically resected lung cancer cases in Okinawa between 1986 and 1998

Tumour type19861990199319941995199619971998
In 1986, 10 of 25 cases of squamous cell carcinoma were peripherally located. In 1990, 15 of 36; in 1993, 21 of 43; in 1994, 13 of 25; in 1995, 18 of 34; in 1996, 24 of 37; in 1997, 14 of 22; and in 1998, 10 of 21 were peripherally located.
Squamous cell carcinoma2536432534372221