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Table 1 Characteristics of participants in HPV testing and cytology

From: Real-world effectiveness of primary screening with high-risk human papillomavirus testing in the cervical cancer screening programme in China: a nationwide, population-based study

  Cytology HPV testing
Overall HPV testing HPV testing with cytology triage HPV testing with genotyping triage
Participants 327,512 833,469 243,174 590,295
Mean age (years [SD]) 48.1 (7.6) 47.2 (7.7) 46.6 (7.8) 47.5 (7.6)
Age group
 35–44 115,312 (35.2) 327,535 (39.3) 103,752 (42.7) 223,783 (37.9)
 45–54 143,483 (43.8) 354,744 (42.6) 98,279 (40.4) 256,465 (43.5)
 55–64 68,717 (21.0) 151,190 (18.1) 41,143 (16.9) 110,047 (18.6)
Ever screening (yes) a 116,802 (36.2) 284,159 (34.1) 67,754 (27.9) 216,405 (36.7)
Per protocol (yes) 324,522 (99.1) 775,379 (93.0) 224,236 (92.2) 551,143 (93.4)
Place of residence (lower-middle-income area) 157,394 (48.1) 247,780 (29.7) 43,243 (17.8) 204,537 (34.7)
  1. Note: HPV human papillomavirus, SD standard deviation
  2. aSelf-reported ever screening before attendance to the programme