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Table 7 Required number of extra colonoscopies after implementation of a biennial faecal immunochemical test based CRC screening program for subjects 55-75 years old

From: Anticipating implementation of colorectal cancer screening in The Netherlands: a nation wide survey on endoscopic supply and demand

Province Number of inhabitants 55-75 years old 2009 (% of The Netherlands)* Number of extra colonoscopies needed Number of extra colonoscopies needed per unit Number of extra colonoscopies needed per unit per week Number of extra colonoscopies needed per unit per day
Noord-Holland 538,936 (16%) 12,104 712 15,5 3,1
Zuid-Holland 702,358 (20%) 15,774 789 17,1 3,4
Noord-Brabant 534,288 (15%) 12,000 923 20,1 4,0
Utrecht 228,423 (7%) 5,130 733 15,9 3,2
Gelderland 428,848 (12%) 9,631 876 19,0 3,8
Overijssel 231,492 (7%) 5,199 867 18,8 3,8
Groningen 122,408 (4%) 2,749 687 14,9 3,0
Flevoland 61,387 (2%) 1,379 460 10,0 2,0
Zeeland 90,896 (3%) 2,041 680 14,8 3,0
Limburg 274,970 (8%) 6,176 1,029 22,4 4,5
Friesland 143,445 (4%) 3,222 644 14,0 2,8
Drenthe 115,547 (3%) 2,595 649 14,1 2,8
The Netherlands 3,472,998 (100%) 78,000 788 17,1 3,4
  1. * www.cbs.nl CRC colorectal cancer