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Table 1 Distribution of age, RDC diagnoses medication usage and coinciding chronic pain disorders among the three subgroups.

From: TMD pain: the effect on health related quality of life and the influence of pain duration

  Group
  1 2 3
Total 15 16 64
Female/male 1/14 3/13 1/63
Age (sd) 37.6 (14.4) 37.5 (14.1) 41.6 (12.5)
RDC/TMD diagnosis: n n n
Group I 3 8 20
Group II 0 0 3
Group III 5 7 24
Group I + group II 0 0 4
Group I + group III 5 0 12
Group II + group III 2 1 1
Analgesic usage    
Paracetamol 0 1 7
NSAID 1 0 3
Tricyclic antidepressant 1 5 6
Tricyclic antidepressant + paracetamol 1 0 0
Tricyclic antidepressant + NSAID 0 0 2
NSAID + opioid 0 0 2
Other chronic pain condition    
Rheumatoid arthritis 0 2 1
Hernia 0 0 1
Back pain 0 0 1
  1. Group 1: Myofascial pain
  2. Group 2: Disc displacement
  3. Group 3: Arthralgia/osteoarthritis/osteoarthrosis
  4. NSAID: Non-steroidal anti-inflammatory drug