Table 1.

Age-specific incidence rates (per 100,000 persons) and age-specific AAPC of nasopharyngeal carcinoma and oropharyngeal carcinoma in Taiwan, 1981-2000

Age at diagnosis (y)Time period (calendar year)
Nasopharyngeal carcinoma
Oropharyngeal carcinoma
1981-19851986-19901991-19951996-2000AAPC1981-19851986-19901991-19951996-2000AAPC
20-241.311.060.971.04−1.66*0.220.280.420.484.84
25-292.542.252.092.02−1.56*0.590.790.991.848.71
30-345.684.614.394.71−0.821.241.843.345.6411.37
35-399.098.648.748.21−0.412.824.137.3012.6011.02
40-4413.7312.5912.8411.93−1.505.708.4514.0422.109.70
45-4918.6915.0614.2313.97−2.007.9512.1121.2632.379.40
50-5422.2017.2116.8916.54−1.9810.9515.7624.5241.159.17
55-5919.0816.9918.8416.97−0.6012.0417.4027.4342.069.01
60-6419.0215.4317.6316.09−0.6214.4117.1327.1640.007.86
65-6916.0411.7414.2014.440.0119.6318.8624.8535.034.99
70-7410.5912.0210.6813.181.30*16.0822.2026.4333.224.69
75-795.846.268.8410.003.9312.8318.9026.6930.865.18
  • * P < 0.05.

  • P < 0.01.

  • P < 0.001.