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Table 3 Summary of the relationships between PA and MH outcomes

From: Physical activity and mental health in children and youth during COVID-19: a systematic review and meta-analysis

 

Overall

6–12 years group

13–18 years group

19–24 years group

Disability

Positive relationship

Negative relationship

No relationship

Assoc (% studies)

Negative psychological responses

 Depression

 

[61]b, [64]bc, [65]b, [67]b, [70]b, [71]c, [72]bc, [77]b, [82]bc, [86]abd, [88]bcd, [91]ab, [94]abd, [101]bc, [103]bc, [104]cd, [105]ab, [106]c, [107]c, [108]abd, [121]bcd

[81]a, [92]ab

− – 21/23 (91.3%)

− – 5/7 (83.3%)

− – 17/18 (94.4%)

− – 11/11 (100%)

− – 6/6 (100%)

 Anxiety

 

[56]abd, [57]abd, [61]b, [64]bc, [67]b, [72]bc, [81]a, [82]bc, [86]abd, [89]b, [104]cd, [110]bd, [112]bcd, [113]b

[71]c, [77]b, [92]ab, [94]abd, [101]bc, [103]bc, [107]c,

− – 14/21 (66.7%)

− – 4/6 (66.7%)

− – 12/17 (70.6%)

?? 5/9 (55.6%)

− – 6/7 (85.7%)

 Stress

 

[64]bc, [67]b, [84]c, [98]b, [101]bc, [111]b, [112]bcd

[71]c, [72]bc, [92]ab, [107]c

− – 7/11 (63.6%)

0 0/1 (0%)

− – 6/8 (75%)

?? 4/7 (57.1%)

− 1/1 (100%)

 Insomnia

 

[61]b, [77]b, [95]ab, [103]bc

[72]bc, [113]b

− – 4/6 (66.7%)

− 1/1 (100%)

− – 4/6 (66.7%)

? 1/2 (50%)

 

 COVID-19 Stress

 

[73]bc, [93]b

[65]b

− 2/3 (66.7%)

 

− 2/3 (66.7%)

− 1/1 (100%)

 

 Fatigue

 

[70]b, [101]bc, [105]ab

 

− – 3/3 (100%)

− 1/1 (100%)

− – 3/3 (100%)

− 1/1 (100%)

 

 Mental health problems

 

[75]a, [76]abd, [96]ab

 

− – 3/3 (100%)

− – 3/3 (100%)

− 2/2 (100%)

 

− 1/1 (100%)

 Negative affect

 

[69]b, [110]bd,

[56]ab

− 2/3 (66.7%)

0 0/1 (0%)

− 2/3 (66.7%)

 

− 1/1 (100%)

 Anger

 

[70]b, [105]ab

 

− 2/2 (100%)

− 1/1 (100%)

− 2/2 (100%)

  

 Boredom

 

[59]bc

[80]a

? 1/2 (50%)

0 0/1 (0%)

− 1/1 (100%)

− 1/1 (100%)

 

 Confusion

 

[70]b, [105]ab

 

− 2/2 (100%)

− 1/1 (100%)

− 2/2 (100%)

  

 Distress

 

[58]bc, [90]bc

 

− 2/2 (100%)

 

− 2/2 (100%)

− 2/2 (100%)

 

 Emotional and behavioral problems

 

[86]abd, [98]ad

 

− 2/2 (100%)

− 2/2 (100%)

− 1/1 (100%)

 

− 2/2 (100%)

 Loneliness

 

[65]b

[80]a

? 1/2 (50%)

0 0/1 (0%)

− 1/1 (100%)

  

 Tension

  

[70]b, [105]ab

0 0/2 (0%)

0 0/1 (0%)

0 0/2 (0%)

  

 Tiredness

  

[80]a, [85]ab,

0 0/2 (0%)

0 0/2 (0%)

0 0/1 (0%)

  

 Aggressiveness

  

[107]c

0 0/1 (0%)

  

0 0/1 (0%)

 

 Being more stressed

  

[109]ab

0 0/1 (0%)

0 0/1 (0%)

0 0/1 (0%)

  

 COVID-19 Fear

 

[59]bc

 

− 1/1 (100%)

 

− 1/1 (100%)

− 1/1 (100%)

 

 Event-specific distress

  

[71]c

0 0/1 (0%)

  

0 0/1 (0%)

 

 Exercise dependence

 

[111]b

 

− 1/1 (100%)

 

− 1/1 (100%)

  

 Feeling more horrified

  

[109]ab

0 0/1 (0%)

0 0/1 (0%)

0 0/1 (0%)

  

 Feeling more apprehensive

  

[109]ab

0 0/1 (0%)

0 0/1 (0%)

0 0/1 (0%)

  

 Feeling more helpless

  

[109]ab

0 0/1 (0%)

0 0/1 (0%)

0 0/1 (0%)

  

 Feelings of loss of control

 

[69]b

 

− 1/1 (100%)

 

− 1/1 (100%)

  

 Having larger study pressure

  

[109]ab

0 0/1 (0%)

0 0/1 (0%)

0 0/1 (0%)

  

 Hyperactive/impulsive

[94]abd

  

 + 1/1 (100%)

 + 1/1 (100%)

 + 1/1 (100%)

 

 + 1/1 (100%)

 Irritability

 

[95]ab

 

− 1/1 (100%)

− 1/1 (100%)

− 1/1 (100%)

  

 Inattention

  

[94]abd

0 0/1 (0%)

0 0/1 (0%)

0 0/1 (0%)

 

0 0/1 (0%)

 Internalizing and functioning problems

  

[80]a

0 0/1 (0%)

0 0/1 (0%)

   

 Negative arousal

 

[85]ab

 

− 1/1 (100%)

− 1/1 (100%)

− 1/1 (100%)

  

 Pessimism

 

[93]b

 

− 1/1 (100%)

 

− 1/1 (100%)

  

 Perceived vulnerability

[109]ab

  

 + 1/1 (100%)

 + 1/1 (100%)

 + 1/1 (100%)

  

 Psychosocial and behavioral problems

 

[99]ab

 

− 1/1 (100%)

− 1/1 (100%)

− 1/1 (100%)

  

 PTSD

  

[103]bc

0 0/1 (0%)

 

0 0/1 (0%)

0 0/1 (0%)

 

 Sadness

 

[95]ab

 

− 1/1 (100%)

− 1/1 (100%)

− 1/1 (100%)

  

Positive psychological responses

 General well-being

[63]ab, [66]bc, [68]a, [78]c, [79]b, [83]ab, [85]ab, [87]bc, [92]ab, [97]bc, [110]bd

 

[60]ab, [80]a

 +  + 11/13 (84.6%)

 +  + 5/7 (71.4%)

 +  + 9/10 (90%)

 +  + 4/4 (100%)

 + 1/1 (100%)

 Positive affect

[100]b, [110]bd

 

[56]ab

 + 2/3 (66.7%)

0 0/1 (0%)

 + 2/3 (66.7%)

 

 + 1/1 (100%)

 Self-esteem

[70]b, [105]ab

 

[97]bc

 + 2/3 (66.7%)

 + 1/1 (100%)

 + 2/3 (66.7%)

0 0/1 (0%)

 

 Vigor

[70]b, [101]bc, [105]ab

  

 +  + 3/3 (100%)

 + 1/1 (100%)

 +  + 3/3 (100%)

 + 1/1 (100%)

 

 Health-related quality of life

[82]bc, [102]ab

  

 + 2/2 (100%)

 + 1/1 (100%)

 + 2/2 (100%)

 + 1/1 (100%)

 

 Life satisfaction

[63]ab, [110]bd

  

 + 2/2 (100%)

 + 1/1 (100%)

 + 2/2 (100%)

 

 + 1/1 (100%)

 Resilience

[62]b, [92]ab

  

 + 2/2 (100%)

 + 1/1 (100%)

 + 2/2 (100%)

  

 Happiness

[81]a

  

 + 1/1 (100%)

 + 1/1 (100%)

   

 Mental health performance

[74]b

  

 + 1/1 (100%)

 

 + 1/1 (100%)

  

 Mental health importance

[73]b

  

 + 1/1 (100%)

 

 + 1/1 (100%)

  

 Optimism

[93]b

  

 + 1/1 (100%)

 

 + 1/1 (100%)

  

 Positive energy

[85]ab

  

 + 1/1 (100%)

 + 1/1 (100%)

 + 1/1 (100%)

  

 Positive outlook

[80]a

  

 + 1/1 (100%)

 + 1/1 (100%)

   

 Prosocial behavior

[98]ad

  

 + 1/1 (100%)

 + 1/1 (100%)

  

 + 1/1 (100%)

 Perceived health

[78]c

  

 + 1/1 (100%)

  

 + 1/1 (100%)

 

 Relaxation

[85]ab

  

 + 1/1 (100%)

 + 1/1 (100%)

 + 1/1 (100%)

  
  1. In the association column, the strength of evidence was summarized and classified according to the percentage of studies supporting an association: 0–33% coded as “0” indicating no association, 34–59% coded as “?” indicating inconsistent association, 60–100% coded as “ + ” or “ − ” indicating positive or negative association. “00”, “??”, “ +  + ”, “– –” were coded when there were three or more studies supporting an association
  2. MH mental health, PA physical activity, PTSD post-traumatic stress disorder
  3. aIncludes 6–12 years group
  4. bIncludes 13–18 years group
  5. cIncludes 19–24 years group
  6. dIncludes people with disabilities and chronic conditions