Table 4 Summary of post-booster Geometric Mean Titers (GMT) and Geometric Mean Titer ratio (GMTR) and associated 95% CI in Sanofi MVB.1.351, BNT162b2 and Sanofi MVD614 vaccine booster groups by SARS-CoV-2 infection status subgroup and by variant strain

From: Beta-variant recombinant SARS CoV-2 vaccine induces durable cross-reactive antibodies against Omicron BA variants

 

Sanofi MVB.1.351 (N = 54)

BNT162b2 (N = 60)

Sanofi MVD614 (N = 48)

Subgroup: SARS CoV-2 Status

Strain

Time Point

M

GMT/ GMTR

(95%CI)a

M

GMT/ GMTR

(95%CI)

M

GMT/ GMTR

(95%CI)

SARS CoV- 2 Uninfected up to 3 months post-booster

Omicron BA.1

D28

M3

M3/D28

45

45

45

1320

840

0.64

(950;1834)

(593;1191)

(0.53;0.77)

42

37

37

557

287

0.43

(431;721)

(208;398)

(0.35;0.53)

46

46

44

587

362

0.67

(434;794)

(248;529)

(0.55;0.81)

Omicron BA.4/5

D28

M3

M3/D28

45

42

42

949

656

0.61

(689;1307)

(454;946)

(0.50;0.75)

40

38

36

426

177

0.44

(309;587)

(117;266)

(0.34;0.56)

47

46

45

438

250

0.57

(301;637)

(163;381)

(0.46;0.72)

D614

D28

M3

M3/D28

45

45

45

6241

4257

0.68

(4760;8183)

(3146;5761)

(0.58;0.81)

42

42

42

4900

2260

0.46

(3887;6177)

(1702;3002)

(0.37;0.55)

48

48

48

5163

3370

0.65

(3927;6788)

(2468;4601)

(0.55;0.78)

SARS CoV-2 Infection between Day 28 and Month 3

Omicron BA.1

D28

M3

M3/D28

9

9

9

1365

4722

3.46

(894;2085)

(2351;9484)

(1.51;7.93)

16

18

16

446

2016

4.60

(296;674)

(983;4137)

(2.06;10.3)

0

0

0

NC

NC

NC

 

Omicron BA.4/5

D28

M3

M3/D28

9

9

9

814

1972

2.42

(408;1624)

(857;4534)

(1.21;4.86)

18

18

18

270

1128

4.18

(163;446)

(550;2313)

(2.15;8.12)

0

0

0

NC

NC

NC

 

D614

D28

M3

M3/D28

9

9

9

7665

18367

2.40

(4654;12623)

(8700;38772)

(1.17;4.92)

18

18

18

3710

9057

2.44

(2474;5562)

(4940;16607)

(1.38;4.31)

0

0

0

NC

NC

NC

 
  1. N: number of participants in the Revised Per-Protocol Analysis Set Monogram.
  2. M: number of participants available for the endpoint.
  3. D28: 28 days post booster.
  4. M3: 3 months post-booster.
  5. NC not computed.
  6. a2-sided 95% CI was based on the Student t-distribution of logarithmic transformation of the individual titers.