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Table 5 Odds ratio (OR) and 95% confidence interval (CI) for meningioma for cumulative use of wireless phones in quartiles based on use of wireless phones among controls in total

From: Meningioma patients diagnosed 2007–2009 and the association with use of mobile and cordless phones: a case–control study

Quartile Analogue Digital(2G) Digital(UMTS,3G) Mobile phone,total Cordless phone Digital type Wireless phone
  OR, CI OR, CI OR, CI OR, CI OR, CI OR, CI OR, CI
(Ca/Co) (Ca/Co) (Ca/Co) (Ca/Co) (Ca/Co) (Ca/Co) (Ca/Co)
First quartile 0.9 1.0 0.7 1.0 1.0 1.1 1.1
0.6-1.5 0.7-1.4 0.3-1.3 0.7-1.4 0.7-1.4 0.8-1.6 0.7-1.5
(77/184) (317/620) (30/87) (306/587) (194/434) (185/327) (178/317)
Second quartile 0.6 1.0 0.4 1.0 0.9 0.9 0.9
0.3-1.4 0.7-1.5 0.1-1.2 0.7-1.4 0.6-1.3 0.6-1.3 0.6-1.3
(12/47) (122/260) (6/34) (119/261) (116/278) (134/320) (134/314)
Third quartile 1.3 0.9 0.6 0.9 1.2 0.9 0.9
0.6-2.9 0.6-1.4 0.2-1.8 0.6-1.4 0.8-1.8 0.6-1.3 0.6-1.4
(12/23) (75/199) (6/17) (85/210) (117/194) (135/317) (138/315)
Fourth quartile 3.0 1.5 7.3 1.3 1.8 1.4 1.4
0.9-9.7 0.9-2.3 1.2-46 0.8-1.9 1.2-2.8 0.96-2.0 0.9-2.0
(7/6) (79/129) (5/2) (84/159) (95/109) (187/297) (191/315)
p, trend 0.11 0.06 0.04 0.34 0.0003 0.002 0.01
  1. Numbers of exposed cases (Ca) and controls (Co) are displayed.
  2. Adjustment was made for age at diagnosis, gender, SEI-code and year of diagnosis.
  3. First quartile >39-405 h; second quartile 406–1,091 h; third quartile 1,092–2,376 h, fourth quartile >2,376 h.