Table 2

Observed age-standardised brain tumour incidence trends in adults (both genders, 20–59 years old) during increased CT and MRI use (1982–1992), advances in MRI use (1993–2002) and substantial mobile phone use (2003–2013)

1982–19921993–20022003–2013
NAPC95% CINAPC95% CINAPC95% CI
 All47930.1(−0.8 to 1)52700.5(−0.5 to 1.5)6762−0.8(−1.6 to 0)
Histology
 Glioma43471.1(0.2 to 2.1)49900.4(−0.6 to 1.4)6421−0.6(−1.4 to 0.2)
 Glioblastoma16381.4(−0.1 to 2.9)23972.3(0.8 to 3.7)32910.8(−0.4 to 2)
 Other glioma27091(−0.2 to 2.2)2593−1.2(−2.6 to 0.1)3130−1.8(−2.9 to 0.7)
 Meningioma82−0.4(−6.9 to 6.6)1102.4(−4.2 to 9.4)120−4.4(−10.1 to 1.7)
 Other79−7.3(−13.6 to 0.6)66−1.5(−9.5 to 7.2)94−5.3(−11.3 to 1)
 Unspecified285−13.4(−16.6 to 10)1044.6(−2.3 to 12)127−4.8(−10.3 to 0.9)
Glioma grade
 Low18171.1(−0.4 to 2.6)1418−3.8(−5.5 to 2)1464−3.1(−4.7 to 1.5)
 High19383.8(2.3 to 5.2)31512.1(0.9 to 3.4)4211−0.1(−1.1 to 1)
 Unspecified592−6.9(−9.2 to 4.5)4212.2(−1.2 to 5.7)7462(−0.4 to 4.5)
Glioma location
 Frontal9337.8(5.6 to 10.1)13453.7(1.8 to 5.7)21443(1.6 to 4.5)
 Temporal5997.3(4.6 to 10.1)9822.8(0.6 to 5.2)13710.5(−1.3 to 2.3)
 Parietal6556.4(3.9 to 9.1)801−1.3(−3.7 to 1.1)816−0.4(−2.7 to 2)
 Other locations6055.1(2.5 to 7.8)7780.5(−1.9 to 3)989−1.7(−3.8 to 0.3)
 Overlapping2983.5(−0.1 to 7.3)296−8.8(−12.5 to 5)374−2.3(−5.6 to 1.1)
 Unspecified1257−10.8(−12.4 to 9.2)788−2.9(−5.2 to 0.4)727−10.5(−12.7 to 8.2)
  • APC, annual percentage change.