West Bengal

Basic demographic estimates:
2019, 2020, 2021 population: 96906, 97516, 98125 × 10³ (MoHFW (p160ff))
Yearly population growth: 0.62%
2018 crude death rate: 5.6 (SRS 2018 (Table 1))
CRS-SRS level of death registration (2015, 2016, 2017, 2018, 2019): 72.3%, 80.6%, 79.7%, 90.8%, 100% (CRS 2019, Statement 21)
NFHS-5: factsheet, full report

Mortality report :
Whole state (2021-08-22): factsheet on all cause mortality in West Bengal

Mortality data :
Civil registration data monthly for 18 districts from Jan 2018 to May 2021 + district level
Civil registration data Kolkata monthly from 2015 to 2020 (all months)

Articles on mortality:
The Hindu (2021-07-26). [whole state] [CRS data]. Analysis of civil registration data from 18 districts of West Bengal (five districts not available)
The Hindu (2021-05-29). [Kolkata][CRS data]. April 1 to May 27, 2021, relative to the average for the same period during 2015-2019

COVID-19:
Cases and recorded deaths (from covid19india.org):


Expected COVID-19 IFR (O'Driscoll et al, Levin et al): 0.2689%, 0.4452%.

COVID-19 seroprevalence surveys and analysis :
1. Kolkata, South 24 Parganas, Medinipur East, Jhargram, Bankura, Alipurduar. First national serosurvey.

• Description:
• Dates: May 11 to June 4 2020
• Headline: Kolkata: 14.39%, South 24-Parganas: 2.5% (others 1% or less)
• Links: The Times of India (news)

2. Kolkata. Thyrocare survey.

• Description:
• Dates: July-August, 2020
• Headline: 26.00%
• Links: The Times of India (news)

3. Alipurduar, Bankura, Jhargram, Purba Medinipur, South 24 Parganas. Second National Serosurvey.

• Description: data extracted from supplementary information of report on third national serosurvey
• Dates: Aug 18 to Sept 20 2020
• Headline: 10.44% (Alipurduar: 14.4%, Bankura: 4.7%, Jhargram: 3.5%, Purba Medinipur: 12.9%, South 24 Parganas: 17.0%)
• Links: Int J Infect Dis (technical)

4. Alipurduar, Bankura, Jhargram, Purba Medinipur, South 24 Parganas. Third National Serosurvey.

• Description: data extracted from supplementary information of report on third national serosurvey
• Dates: Dec 18, 2020 to Jan 6, 2021
• Headline: 35.5% (Alipurduar: 42.2%, Bankura: 34.6%, Jhargram: 28.4%, Purba Medinipur: 32.0%, South 24 Parganas: 40.3%)
• Links: Int J Infect Dis (technical)