Systematic Reviews
Copyright ©The Author(s) 2024.
World J Gastrointest Surg. Apr 27, 2024; 16(4): 1155-1164
Published online Apr 27, 2024. doi: 10.4240/wjgs.v16.i4.1155
Table 2 Types of models used to measure quality-adjusted life years
Models used
Articles, n
Type of study[references]
Articles, n
Real-life9
Retrospective cohort[27]1
Randomized controlled trial[24]1
Historical and concurrent cohort[54]1
Prospective randomized study[21]1
Not specified[24,31,33,55,56]5
Theoretical39
Markov model[9-11,13-18,20,22,23,25,28,32,34-40,42-45,47-52,57,58]34
Double Queueing Model[41]1
Not specified[7,8,46,53]4