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Table 5 Time to approval of submitted protocols

From: Shortcomings of protocols of drug trials in relation to sponsorship as identified by Research Ethics Committees: analysis of comments raised during ethical review

  Time to approval in days, median (IQR) P-value
Total protocols (n = 226) 112 (78–163)  
Sponsor type   .298
Non-industry (n = 122) 101 (75–158)  
Industry-sponsored (n = 104) 119 (84–169)  
REC   .000
Nijmegen (n = 74) 148 (89–203)  
Amsterdam (n = 76) 113 (87–150)  
Leiden (n = 76) 91 (65–127)  
Nijmegen vs Amsterdam   .026
Nijmegen vs Leiden   .000
Amsterdam vs Leiden   .001
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