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Table 4 Estimated differences in CRC screening referral rates that can be detected between arms for different baseline screen referral rates with 80% power

From: An electronic family health history tool to identify and manage patients at increased risk for colorectal cancer: protocol for a randomized controlled trial

Sample size (per arm)

Baseline CRC screening referral rate for control arm (%)

Estimated difference in CRC screening referral between arms (%)

250

60

13.2

250

65

12.7

250

70

12.0

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Trials

ISSN: 1745-6215