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Table 2 Use of cellular and cordless phones and odds ratio (OR) and 95 % confidence intervals (CI) for different tumour types.

From: Tumour risk associated with use of cellular telephones or cordless desktop telephones

  > 1 year latency > 5 years latency > 10 years latency
Study, period Analogue
OR
CI
Digital
OR
CI
Cordless
OR
CI
Analogue
OR
CI
Digital
OR
CI
Cordless
OR
CI
Analogue
OR
CI
Digital
OR
CI
Cordless
OR
CI
CNS 1994–1996 [2,3]          
   -All 0.9
0.6–1.4
1.0
0.6–1.5
NA 0.8
0.5–1.4
0.3
0.03–2.1
NA 1.2
0.6–2.6
-* NA
CNS 1997–2003 [8,9]          
   -All 1.5
1.3–1.9
1.2
1.03–1.4
1.3
1.1–1.5
1.7
1.3–2.1
1.6
1.2–2.0
1.6
1.3–1.9
2.2
1.6–3.0
2.8
1.5–5.3
1.9
1.2–2.9
   -Benign, all 1.6
1.3–2.0
1.2
0.96–1.4
1.2
1.01–1.4
1.7
1.3–2.3
1.3
0.99–1.8
1.5
1.2–1.9
1.9
1.3–2.8
2.2
0.99–4.9
1.6
0.9–2.7
    -Meningoma 1.3
0.99–1.7
1.1
0.9–1.3
1.1
0.9–1.4
1.3
0.98–1.8
1.2
0.9–1.7
1.5
1.1–1.9
1.6
1.04–2.6
1.8
0.7–4.6
1.8
1.01–3.2
    -Acoustic neuroma 2.9
2.0–4.3
1.5
1.1–2.1
1.5
1.04–2.0
3.2
2.0–4.9
1.6
0.9–2.8
1.6
1.02–2.6
3.2
1.7–6.1
0.8
0.1–6.6
1.3
0.4–3.8
   -Malignant, all 1.5
1.1–1.9
1.3
1.1–1.6
1.3
1.1–1.6
1.6
1.2–2.1
1.8
1.3–2.4
1.6
1.2–2.1
2.4
1.7–3.5
3.4
1.6–7.3
2.1
1.2–3.5
    -Astrocytoma, grade I-II 1.2
0.6–2.2
1.4
0.9–2.3
1.4
0.9–2.3
1.1
0.5–2.3
1.5
0.7–3.3
1.9
1.03–3.5
1.5
0.6–4.1
1.3
0.1–13
1.8
0.6–5.9
    -Astrocytoma, grade III-IV 1.7
1.3–2.3
1.5
1.2–1.9
1.5
1.1–1.9
1.9
1.4–2.7
2.5
1.7–3.5
2.1
1.5–2.9
3.0
2.0–4.6
5.2
2.2–12
2.7
1.5–5.0
Salivary gland tumours 1994–1999 [10]          
   -All 0.9
0.6–1.4
1.0
0.7–1.5
1.0
0.7–1.4
0.8
0.4–1.4
1.2
0.5–2.8
1.1
0.6–2.0
0.7
0.3–1.7
-* -*
Non-Hodgkin lymphoma 1999–2002 [11]          
   -B-cell 0.9
0.7–1.3
1.0
0.8–1.3
1.0
0.8–1.3
1.0
0.7–1.4
0.9
0.7–1.3
1.0
0.7–1.3
1.0
0.7–1.4
1.1
0.4–3.3
1.1
0.6–1.8
   -T-cell 1.6
0.6–3.8
1.4
0.7–2.9
1.4
0.6–2.9
1.5
0.6–3.7
1.9
0.8–4.8
2.5
1.1–5.6
1.5
0.5–4.3
3.0
0.3–34
3.2
1.05–9.5
Testicular cancer Hardell et al, to be published 1993–1997          
   -All 1.0
0.8–1.3
1.2
0.9–1.6
1.1
0.8–1.4
1.2
0.9–1.8
3.4
0.9–13
1.1
0.7–1.6
1.6
0.7–3.8
-* -*
    -Seminoma 1.2
0.9–1.6
1.3
0.9–1.8
1.1
0.8–1.5
1.5
0.98–2.2
4.1
0.97–17
1.2
0.7–1.9
2.1
0.8–5.0
-* -*
    -Non-seminoma 0.7
0.5–1.1
0.9
0.6–1.4
1.0
0.7–1.4
0.9
0.5–1.6
2.3
0.5–12
0.9
0.5–1.6
0.3
0.04–2.7
-* -*
  1. Results are given for different latency periods.
  2. *No exposed cases.
  3. NA = not assessed