Table 2.

List of studies reviewed to identify methods available for influenza mortality estimation in tropical countries^a

	Country (Alphabetical order)	Method (s) utilized	First author and publication year
1.	Bangladesh	Mortality multiplier	Homaira 201230
2.	China	Negative binomial regression Linear regression with Serfling methods	Feng 201231
3.	China southern	Negative binomial regression	Wang 201432
4.	China south, Hong Kong & Singapore	Poisson regression	Yang 201133
5.	Costa Rica	Mortality Multiplier	Saborio 201434
6.	Hong Kong	Poisson regression Rate difference	Wong 200435
7.	Hong Kong	Regression correlation model	Li 200636
8.	Hong Kong	Poisson regression	Yang 201237
9.	Hong Kong	Linear regression	Wu 201238
10.	Latin America (PAHO)	Linear regression with Serfling methods Mortality multiplier	Cheng 201539
11.	Singapore	Negative binomial regression	Chow 200640
12.	Thailand	Bayesian regression	Cooper 201541
13.	Thailand	Negative binomial regression	Aungkulanon 201542

^a[Obtained through PubMed search, using influenza [Title] AND mortality [Title] OR influenza [Title] AND deaths [Title]].