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Table 1 Basic characteristics of the participants

From: Effectiveness of isometric exercises on disability and pain of cervical spondylosis: a randomized controlled trial

Variables Intervention group
N (%) / mean ± SD
Control group
N (%) / mean ± SD
Total
N (%) / mean ± SD
P-value*
Gender     
 Male 1 (8.3) 1 (8.3) 2 (8.3) 1.000
 Female 11 (91.7) 11 (91.7) 22 (91.7)
Age, years 49.62 ± 15.43 43.70 ± 11.65 46.70 ± 13.71 0.300
Height 159.00 ± 7.02 161.01 ± 6.45 160.11 ± 6.70 0.458
Weight 64.52 ± 12.20 69.55 ± 10.61 67.02 ± 11.52 0.305
Marital status     
 Single 2 (16.7) 0 (0) 2 (8.3) 0.478
 Married 10 (83.3) 12 (100) 22 (91.7)
Education     
 HSD >  9 (75.0) 7 (58.3) 16 (66.7) 0.676
 HSD 2 (16.7) 3 (25.0) 5 (20.8)
 BS ≤  1 (8.3) 2 (16.7) 3 (12.5)
Income     
 Not sufficient 3 (25.0) 5 (41.7) 8 (33.3) 0.667
 Sufficient 9 (75.0) 7 (58.3) 16 (66.7)
Workload     
 Medium 11 (91.7) 9 (75.0) 20 (83.3) 0.590
 Heavy 1 (8.3) 3 (25.0) 4 (16.7)
Type of job     
 Mental 2 (16.7) 2 (16.7) 4 (16.7) 0.659
 Physical 7 (58.3) 5 (41.6) 12 (50.0)
 Both 3 (25.0) 5 (41.6) 8 (33.3)
PDH     
 Yes 7 (58.3) 5 (41.7) 12 (100) 0.684
 No 5 (41.7) 7 (58.3) 12 (100)
  1. SD, Standard Deviation; HSD, High School Diploma; BS, Bachelor’s Degree; PDH, Past Disease History
  2. *P < 0.05, obtained from Fisher’s Exact test