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Table 1 Baseline characteristics of study subjects

From: Immunogenicity and safety of a tetanus-diphtheria vaccine and a 13-valent pneumococcal conjugate vaccine after concomitant vaccination in ≥ 50-year-old adults

Characteristics

Group 1(N = 151)

Group 2 (N = 149)

Group 3 (N = 148)

p-value

Age, mean years (95% CI)

57.5 (56.7–58.4)

57.7 (56.9–58.5)

57.8 (56.9–58.6)

0.91

Age group, No. (%)

0.23

 50–64 years

139 (92.1)

139 (93.3)

130 (87.8)

 

 ≥ 65 years

12 (7.9)

10 (6.7)

18 (12.2)

 

Male, N (%)

41 (27.2)

37 (24.8)

36 (24.3)

0.84

  1. Abbreviation: CI Confidence interval
  2. Group 1: PCV13 + tetanus-diphtheria (Td) vaccine administered concomitantly
  3. Group 2: PCV13 administered alone
  4. Group 3: Td vaccine administered alone
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BMC Infectious Diseases

ISSN: 1471-2334

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