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Table 1 Salivary gland incidence and surgical intervention by population demographic variables

From: Overview of major salivary gland cancer surgery in Ontario (2003–2010)

  Incident salivary gland cancer cases 8-year age-standardized incidence rate per 100,000 Had surgical procedure age-standardized % total Partial or subtotal resection Total or radical resection
n (%)    % Total % Total
Sex      
Female 507 (40.9) 9.7 83.6 43.6 40.0
Male 733 (59.1) 15.5 79.9 35.7 44.2
   P < 0.0001 P = 0.10 P = 0.005 P = 0.15
Age Group      
18-54 years 409 (33.0) 6.7 91.4 50.1 41.3
55-64 years 246 (19.8) 18.2 82.9 41.5 41.5
65-69 years 92 (7.4) 19.9 83.7 41.3 42.4
70-74 years 122 (9.8) 30.9 81.1 32.8 48.4
75+ years 371 (29.9) 53.4 69.0 26.4 42.6
   P < 0.0001 P < 0.0001 P < 0.0001 P = 0.78
Neighborhood income      
1 – Lowest 240 (19.4) 11.8 74.6 34.6 40.0
2 202 (16.3) 9.5 83.7 41.6 42.1
3 260 (21.0) 12.9 82.7 40.0 42.7
4 259 (20.9) 12.6 83.0 39.8 43.2
5 – Highest 279 (22.5) 13.7 83.2 39.1 44.1
   P < 0.0001 P = 0.08 P = 0.67 P = 0.78
Community population      
≥ 1,500,000 428 (34.5) 10.6 82.0 38.1 43.9
100,000-1,499,999 474 (38.2) 12.1 82.7 41.4 41.4
< 100,000 338 (27.3) 14.7 79.0 36.7 42.3
   P < 0.0001 P = 0.44 P = 0.41 p = 0.77