Weekly Summaries

Summary for 12/12/2021 to 01/01/2022

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textPositive cases in this time period represent 1.36% of all COVID-19 tests conducted at MIT between 12/12/2021 and 01/01/2022. The weekly positive rate for tests conducted at MIT was 0.52% for the week beginning 12/12; 1.53% for the week beginning 12/19, and 4.53% for the week of 12/26/2021-01/01/2022. For comparison, the current seven-day percentage average for positive tests is 18.42% in Massachusetts and the current 14-day average for positive tests is 2.57% in Cambridge.

Among the 706 positive tests recorded at MIT between 12/12/2021 and 01/01/2022, 152 are among members of our community who have housing assignments on campus; 104 are undergraduate students; 204 are graduate students; 265 are MIT employees; and 114 are affiliates or contract staff authorized to access campus.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 12/05/2021 to 12/11/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.28% of all COVID-19 tests conducted at MIT between 12/05/2021 and 12/11/2021. For comparison, the current seven-day percentage average for positive tests is 5.18% in Massachusetts and the current 14-day average for positive tests is 0.73% in Cambridge.

Among this week’s 93 positive tests recorded at MIT, 38 are among members of our community who reside on campus; 32 are undergraduate students; 16 are graduate students; 38 are MIT employees; and 10 are affiliates or contract staff authorized to access campus.

This week, 7 community members reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 11/28/2021 to 12/04/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.25% of all COVID-19 tests conducted at MIT between 11/28/2021 and 12/04/2021. For comparison, the current seven-day percentage average for positive tests is 4.53% in Massachusetts and the current 14-day average for positive tests is 0.53% in Cambridge.

Among this week’s 83 positive tests recorded at MIT, 17 are among members of our community who reside on campus; 8 are undergraduate students; 28 are graduate students; 34 are MIT employees; and 13 are affiliates or contract staff authorized to access campus.

This week, 1 community member reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 11/21/2021 to 11/27/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.15% of all COVID-19 tests conducted at MIT between 11/21/2021 and 11/27/2021. For comparison, the current seven-day percentage average for positive tests is 3.72% in Massachusetts and the current 14-day average for positive tests is 0.40% in Cambridge.

Among this week’s 28 positive tests recorded at MIT, 3 are among members of our community who reside on campus; 2 are undergraduate students; 10 are graduate students; 13 are MIT employees; and 3 are affiliates or contract staff authorized to access campus.

This week, 1 community member reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 11/14/2021 to 11/20/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.16% of all COVID-19 tests conducted at MIT between 11/14/2021 and 11/20/2021. For comparison, the current seven-day percentage average for positive tests is 3.28% in Massachusetts and the current 14-day average for positive tests is 0.30% in Cambridge.

Among this week’s 55 positive tests recorded at MIT, 10 are among members of our community who reside on campus; 7 are undergraduate students; 23 are graduate students; 22 are MIT employees; and 3 are affiliates or contract staff authorized to access campus.

This week, 4 community members reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 11/07/2021 to 11/13/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.10% of all COVID-19 tests conducted at MIT between 11/07/2021 and 11/13/2021. For comparison, the current seven-day percentage average for positive tests is 2.32% in Massachusetts and the current 14-day average for positive tests is 0.24% in Cambridge.

Among this week’s 33 positive tests recorded at MIT, 5 are among members of our community who reside on campus; 2 are undergraduate students; 14 are graduate students; 11 are MIT employees; and 6 are affiliates or contract staff authorized to access campus.

This week, 2 community members reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 10/31/2021 to 11/06/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.07% of all COVID-19 tests conducted at MIT between 10/31/2021 and 11/06/2021. For comparison, the current seven-day percentage average for positive tests is 1.86% in Massachusetts and the current 14-day average for positive tests is 0.28% in Cambridge.

Among this week’s 22 positive tests recorded at MIT, 3 are among members of our community who reside on campus; 2 are undergraduate students; 5 are graduate students; 12 are MIT employees; and 3 are affiliates or contract staff authorized to access campus.

This week, 1 community member reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 10/24/2021 to 10/30/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.06% of all COVID-19 tests conducted at MIT between 10/24/2021 and 10/30/2021. For comparison, the current seven-day percentage average for positive tests is 1.60% in Massachusetts and the current 14-day average for positive tests is 0.27% in Cambridge.

Among this week’s 18 positive tests recorded at MIT, 1 is among members of our community who reside on campus; none are undergraduate students; 5 are graduate students; 10 are MIT employees; and 3 are affiliates or contract staff authorized to access campus.

This week, no community members reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 10/17/2021 to 10/23/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.05% of all COVID-19 tests conducted at MIT between 10/17/2021 and 10/23/2021. For comparison, the current seven-day percentage average for positive tests is 1.57% in Massachusetts and the current 14-day average for positive tests is 0.19% in Cambridge.

Among this week’s 17 positive tests recorded at MIT, 1 is among members of our community who reside on campus; none are undergraduate students; 7 are graduate students; 7 are MIT employees; and 3 are affiliates or contract staff authorized to access campus.

This week, 1 community member reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.

Weekly Summary for 10/10/2021 to 10/16/2021

Bar graph showing percent of positive tests for MIT, Cambridge, and Massachusetts, as described in textThanks to the MIT community’s ongoing adherence to our safety protocols, risk of transmission on the MIT campus remains low. This past week’s positive cases represent 0.05% of all COVID-19 tests conducted at MIT between 10/10/2021 and 10/16/2021. For comparison, the current seven-day percentage average for positive tests is 1.74% in Massachusetts and the current 14-day average for positive tests is 0.20% in Cambridge.

Among this week’s 17 positive tests recorded at MIT, 4 are among members of our community who reside on campus; none are undergraduate students; 9 are graduate students; 6 are MIT employees; and 2 are affiliates or contract staff authorized to access campus.

This week, 2 community members reported a positive test result in the past 90 days from a test conducted outside of MIT’s Covid testing protocol.

MIT Medical has worked with each positive case to identify any close contacts. Close contacts are defined as individuals who spent more than 15 minutes cumulatively within six feet of a person who tested positive for COVID-19, from two days before illness onset or, for asymptomatic people, two days prior to positive COVID-19 test. All unvaccinated close contacts have been advised to quarantine by MIT Medical.