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Table 3 Summary of EQ-5D-5L and WPAI-GH Scoresa and their changes from baseline by assessment time

From: Impact of COVID-19 and effects of BNT162b2 on patient-reported outcomes: quality of life, symptoms, and work productivity among US adult outpatients

 

BNT162b2 cohort

Unvaccinated cohort

Difference in change from baseline between cohorts

 

Score

Change from baselineb

Score

Change from baseline

 

n

Mean (SD)

n

Mean (SD)

P valuec

ESwd

n

Mean (SD)

n

Mean (SD)

P valuec

ESwd

Mean (SD)

P valuee

ESbf

EQ-5D-5L

 Visual analogue scale (VAS)

  Baselineg

233

86.9 (10.7)

    

197

87.8 (11.0)

     

0.414 h

 

  Day 3

233

73.9 (15.6)

233

 − 13.0 (12.5)

 < 0.001

 − 1.04

194

71.8 (19.6)

194

 − 16.1 (17.1)

 < 0.001

 − 0.94

3.1 (14.8)

0.033

0.21

  Week 4

171

82.9 (13.8)

171

 − 3.7 (10.7)

 < 0.001

 − 0.35

151

80.9 (15.7)

151

 − 7.2 (13.7)

 < 0.001

 − 0.53

3.5 (12.2)

0.011

0.28

 Utility Index (US weight)

  Baselinee

233

0.924 (0.117)

    

197

0.918 (0.117)

     

0.547 h

 

  Day 3

233

0.820 (0.193)

233

 − 0.105 (0.159)

 < 0.001

 − 0.66

197

0.762 (0.252)

197

 − 0.155 (0.228)

 < 0.001

 − 0.68

0.050 (0.194)

0.007

0.26

  Week 4

176

0.882 (0.145)

176

 − 0.039 (0.120)

 < 0.001

 − 0.33

155

0.838 (0.197)

155

 − 0.074 (0.156)

 < 0.001

 − 0.47

0.035 (0.138)

0.023

0.25

WPAI-GH

 Absenteeism

  Baselinee

153

2.8 (11.8)

    

129

11.7 (26.4)

     

 < 0.001 h

 

  Week 1

153

44.9 (38.3)

147

42.5 (38.8)

 < 0.001

1.09

129

66.7 (37.0)

127

55.5 (39.2)

 < 0.001

1.42

 − 13.0 (39.0)

0.006

 − 0.33

  Week 4

128

4.6 (17.2)

122

1.4 (20.1)

0.460

0.07

106

3.3 (12.2)

102

 − 7.7 (28.1)

0.007

 − 0.27

9.0 (24.1)

0.006

0.37

 Presenteeism

  Baselinee

153

9.5 (18.5)

    

124

9.4 (20.4)

     

0.958 h

 

  Week 1

123

41.7 (27.4)

119

33.0 (29.1)

 < 0.001

1.13

82

47.8 (34.2)

81

38.2 (35.9)

 < 0.001

1.06

 − 5.1 (32.1)

0.268

 − 0.16

  Week 4

125

11.7 (18.8)

119

1.4 (24.5)

0.527

0.06

105

18.7 (23.4)

96

10.7 (24.1)

 < 0.001

0.45

 − 9.3 (24.3)

0.006

 − 0.38

 Work productivity loss

  Baselinee

152

10.5 (20.0)

    

123

14.2 (24.7)

     

0.175 h

 

  Week 1

123

56.6 (31.5)

118

46.7 (34.5)

 < 0.001

1.35

82

66.9 (32.4)

80

53.2 (35.3)

 < 0.001

1.51

 − 6.4 (34.9)

0.203

 − 0.18

  Week 4

125

12.9 (20.7)

118

1.4 (27.5)

0.589

0.05

105

19.8 (24.6)

96

7.7 (30.6)

0.016

0.25

 − 6.3 (29.0)

0.113

 − 0.22

 Activity impairment

  Baselinee

203

12.5 (22.2)

    

176

17.2 (27.2)

     

0.065 h

 

  Week 1

202

48.6 (29.8)

202

36.1 (31.9)

 < 0.001

1.13

176

54.2 (32.7)

176

37.0 (37.5)

 < 0.001

0.99

 − 0.9 (34.6)

0.801

 − 0.03

  Week 4

175

15.5 (21.7)

175

2.3 (26.3)

0.242

0.09

155

25.9 (28.5)

155

8.8 (33.8)

0.002

0.26

 − 6.4 (30.1)

0.053

 − 0.21

  1. aScore ranges: EQ-5D-5L VAS 0 to 100, EQ-5D-5L UI (the United States weights)  − 0.573 to 1; WPAI-GH (absenteeism, presenteeism, work productivity loss, and activity impairment) 0 to 100 percent
  2. bBaseline refers to pre-COVID-19 symptom onset
  3. cP value of t-test comparing mean score changes from baseline and 0 within BNT162b2 or Unvaccinated cohorts
  4. dESw refers to effect size for score changes from baseline within BNT162b2 or Unvaccinated cohorts
  5. eP value of t-test comparing mean score changes from baseline between BNT162b2 and Unvaccinated cohorts
  6. fESb refers to effect size for score changes from baseline between BNT162b2 and Unvaccinated cohorts
  7. gPrior to symptom onset (pre-COVID)
  8. hP values of t-tests comparing pre-COVID-19 baseline mean scores between BNT162b2 and Unvaccinated cohorts