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Table 4 Correlation between independent study variables and disease severity (N = 121)

From: Association between long COVID, functional activity, and health-related quality of life in older adults

 

1

2

3

4

5

6

7

8

9

10

11

1. Disease severity CT scan

1

−.106

−.233**

.069

−.209*

−.083

−.022

−.113

.069

−.131

.106

2. Effect of Covid-19 on Functional status

–

1

−.061

.045

.102

.005

.046

.062

−.017

.006

.081

3. Changes in breath during daily activities

–

–

1

.165

.251**

.271**

.324**

.383**

.120

.420**

−.081

4. Changes in walking/mobility

–

–

–

1

.260**

.607**

.407**

.205*

.066

.392**

−.186*

5. Changes in self-care

–

–

–

–

1

.320**

.389**

.593**

.080

.644**

−.260**

6. Changes in daily activities

–

–

–

–

–

1

.493**

.325**

.173

.535**

−.399**

7. Changes in Feeling pain

–

–

–

–

–

–

1

.351**

.144

.573**

−.089

8. Changes in economic status

–

–

–

–

–

–

–

1

.194*

.682**

−.146

9. Cognitive-communication problems (score)

–

–

–

–

–

–

–

–

1

.119

−.011

10. Fatigue severity

–

–

–

–

–

–

–

–

–

1

−.258**

11. Level of physical activity

–

–

–

–

–

–

–

–

–

–

1

  1. * P < .05; ** P < .01; ***P < .001