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. 2019 Jan 15;7(1):E90–E98. doi: 10.1055/a-0806-7006

Table 2. Patient and endoscopy characteristics for 15,855 colonoscopies reported with and without patient reply form (consent) received at the Gastronet secretariat (%).

Consent group (colonoscopy and PREM form) (n = 11079) No-consent group (colonoscopy form only) (n = 4776) P value
Sex

  • Men

 5047 (46) 2307 (48)  < 0.001

  • Women

 6022 (54) 2445 (51)

  • Not stated

   10 (0.1)   24 (0.5)
Age (mean yrs [95 %CI])   62.7 (62.4 – 62.9)   53.9 (53.4 – 54.4)  < 0.001
Type of colonoscopy

  • Diagnostic

 5593 (51) 2525 (53)  < 0.001

  • Therapeutic 1

1629 (15)  511 (11)

  • Not stated

 3857 (35) 1740 (36)
Total exam. time (min) (mean [95 %CI])   24.9 (24.7 – 25.2)   24.0 (23.6 – 24.4)  < 0.001
Total time not stated 847 (7.6)  489 (10)  < 0.001
Sedoanalgesia 3844 (35) 1873 (39)  < 0.001
Cecal intubation status

  • Cecum reached

 9887 (89) 4077 (85)  < 0.001

  • Intubation failure

  389 (3.5)  271 (5.7)

  • Cecal intubation not intended

   93 (0.8)   65 (1.4)

  • Intubation status not stated

  710 (6.4)  363 (7.6)
Adverse events (total)

  • Reported in colonoscopy form

  113 (1.0)   50 (1.0)

  • Reported in PREM form only

   76 (0.7)    0 2

  • Total number of adverse events

  189 (1.7)   50 (1.0)  < 0.001

PREM, Patient-Reported Experience Measures

1

A colonoscopy including a therapeutic procedure (e. g. polypectomy)

2

No patients’ forms in this group, hence no statistics