Table 1 Region- and histology-specific distribution of included studies and ICC cases

From: Human papillomavirus types in invasive cervical cancer worldwide: a meta-analysis

    

Number (%) of cases with histology-specific HPV data

Region

No. of studies

Countries represented

No. of cases

SCC

ADC

Unspecified

Africa

6

Algeria, Benin, Guinea, Mali, Morocco, Senegal, South Africa, Tanzania, Uganda

609

204 (33.5)

21 (3.4)

384 (63.1)

Asia

28

Mainland China, India, Indonesia, Japan, Korea, Malaysia, Philippines, Taiwan, Thailand

3091

2273 (73.5)

381 (12.3)

437 (14.1)

Europe

32

Austria, Czech Republic, Denmark, Finland, France, Germany, Greece, Greenland, Holland, Hungary, Ireland, Italy, Norway, Poland, Russia, Sweden, UK

3336

2010 (60.3)

603 (18.1)

723 (21.7)

North America and Australia

13

Australia, Canada, USA

1562

914 (58.5)

450 (28.8)

198 (12.7)

South and Central America

12

Argentina, Bolivia, Brazil, Chile, Colombia, Costa Rica, Cuba, Honduras, Mexico, Panama, Paraguay, Peru

1460

424 (29.0)

53 (3.6)

983 (67.3)

Total

85

 

10 058

5825 (57.9)

1508 (15.0)

2725 (27.1)

  1. HPV=human papillomavirus; ICC=invasive cervical cancer; SCC=squamous cell carcinoma; ADC=adeno/adenosquamous carcinoma.