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Table 5 Indirect indicators of burden of learning and chronic pain in high school students

From: A cross sectional study between the prevalence of chronic pain and academic pressure in adolescents in China (Shanghai)

N

% With NSP

P value

OR (95 % CI)

% With LBP

P value

OR (95 % CI)

% With headache

P value

OR (95 % CI)

% With AP

P value

OR (95 % CI)

Q1: Do you often play a musical instrument, such as piano or violin?

   

0.004

  

0.003

  

N

  

0.001

 

No

2036

39.2 %

 

1

31.1 %

 

1

29.4 %

  

19.1 %

 

1

Yes

551

45.4 %

 

1.35 (1.10–1.66)

36.8 %

 

1.39 (1.12–1.72)

31.9 %

  

23.8 %

 

1.48 (1.17–1.87)

Q2: When do you usually get to bed at night?

   

N

  

N

  

0.013

  

0.023

 

Before 23:00

1243

39.2 %

  

31.6 %

  

27.3 %

 

1

18.5 %

 

1

23:00–24:00

1037

42.0 %

  

31.1 %

  

30.3 %

 

1.09 (0.90–1.33)

19.5 %

 

0.99 (0.80–1.23)

24:00–1:00

236

41.5 %

  

38.1 %

  

38.6 %

 

1.29 (0.94–1.77)

27.5 %

 

1.35 (0.96–1.88)

After 1:00

71

39.4 %

  

42.3 %

  

43.7 %

 

2.26 (1.33–3.84)

31.0 %

 

2.04 (1.17–3.53)

  1. NSP neck/shoulder pain, LBP low back pain, AP abdominal pain, OR odds ratio, CI confidence interval