Table 1 Number of SARS-CoV-2 sequences with C29200T mutation and total number of sequences in Canada.

From: Emergence of a mutation in the nucleocapsid gene of SARS-CoV-2 interferes with PCR detection in Canada

Province

Jan–Apr 2020

May–Aug 2020

Sep–Dec 2020

Jan–Apr 2021

Jan 2020–April 2021

C29200T

No. Seq

C29200T

No. Seq

C29200T

No. Seq

C29200T

No. Seq

Total C29200T

Total No. Seq

Total % of C29200T

Alberta

0

1367

0

311

2

425

13

7328

15

9431

0.2

British Columbia

0

568

3

1095

1

4202

0

11

4

5876

0.1

Manitoba

0

189

0

245

0

541

1

369

1

1344

0.1

New Brunswick

0

60

0

0

0

19

0

303

0

382

0.0

Quebec

0

3007

1

1071

1

1817

2

530

4

6425

0.1

Ontario

0

1989

1

1709

104

3752

136

9322

241

16,772

1.4

New Foundland/Labrador

0

47

0

6

0

49

0

199

0

301

0.0

Nova Scotia

0

622

0

69

0

248

1

242

1

1181

0.1

Total

0

7849

5

4506

108

11,053

153

18,304

266

41,712

0.6