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Table 2 Psychological characteristics of the study population

From: Antinuclear antibody and rheumatoid factor positivity in temporomandibular disorders

 

Total patients (n = 257)

Male patients (n = 51)

Female patients (n = 206)

ANA/RF (+)

(n = 39)

ANA/RF (−)

(n = 218)

P-value

ANA/RF (+)

(n = 4)

ANA/RF (−)

(n = 47)

P-value

ANA/RF (+)

(n = 35)

ANA/RF (−)

(n = 171)

P-value

RDC SOM

0.54 (0.08–1.20)

0.58 (0.17–1.25)

0.938

0.79 (0.27–1.56)

0.33 (0–0.92)

0.258

0.54 (0.08–1.17)

0.67 (0.25–1.29)

0.424

RDC PSOM

0.36 (0–0.91)

0.43 (0–1.07)

0.732

0.58 (0–18-1.61)

0.17 (0–0.70)

0.214

0.36 (0–0.89)

0.57 (0.14–1.14)

0.297

RDC DEP

0.60 (0.24–1.11)

0.55 (0.1–1.2)

0.606

0.50 (0.06–0.98)

0.20 (0–0.85)

0.798

0.60 (0.28–1.18)

0.64 (0.14–1.3)

0.822

SOM

43 (40–52)

43 (40–50)

0.546

48 (44–62)

43 (40–50)

0.142

43 (40–52)

43 (39–50)

0.801

O-C

42 (38–53)

42 (36–49)

0.381

46 (38–52)

41 (35–49)

0.529

42 (38–54)

42 (36–49)

0.473

I-S

41 (36–55)

41 (36–48)

0.762

47 (35–58)

40 (36–49)

0.736

41 (36–52)

41 (36–48)

0.840

DEP

41 (35–52)

40 (36–47)

0.879

41 (35–58)

39 (36–47)

0.966

41 (34–52)

41 (35–47)

0.992

ANX

43 (37–50)

40 (38–48)

0.322

51 (39–61)

40 (39–50)

0.369

43 (37–50)

41 (38–47)

0.395

HOS

43 (40–48)

43 (40–48)

0.651

47 (40–58)

42 (40–49)

0.595

43 (40–48)

43 (40–48)

0.737

PHOB

42 (40–48)

42 (40–48)

0.749

44 (41–62)

43 (43–45)

0.822

42 (40–48)

42 (40–48)

0.427

PAR

40 (38–42)

40 (38–42)

0.736

47 (39–56)

40 (38–42)

0.324

40 (38–42)

40 (38–43)

0.995

PSY

40 (38–52)

41 (38–46)

0.960

47 (39–58)

40 (40–45)

0.555

39 (38–47)

41 (38–46)

0.799

  1. ANA antinuclear antibody, RF rheumatoid factor, RDC SOM somatization score of RDC/TMD axis II, RDC PSOM somatization score of RDC/TMD axis II without pain items, RDC DEP depression score of RDC/TMD axis II, O-C obsessive compulsive, I-S interpersonal sensitivity, DEP depression, ANX anxiety, HOS hostility, PHOB phobic anxiety, PAR paranoid ideation, PSY psychoticism
  2. RDC SOM, PSOM, and DEP scores were calculated based on answers to the RDC/TMD Axis II questionnaire
  3. Items not designated with RDC were based on the Symptom-Checklist-90-Revised
  4. Differences between group means were tested with Mann-Whitney test: Median (lower quartile - upper quartile)