Table 4

Duration, severity and impact of the SPARRA questionnaire items (n=237) and joint pain patterns (n=223)

ItemsDuration
At least 16 days in the past month
Severity
If present, moderate/severe
Impact
If present, moderate/high impact
ACPA+RF+SeronegativeFDRACPA+RF+SeronegativeFDRACPA+RF+SeronegativeFDR
Joint pain373872226374724251445642
Joint swelling7131965960543344675767
Joint stiffness383468226665735748355129
Burning sensations11152166975608056634840
Tingling sensations1081965778457543442925
Numbness94111153334810044253950
Change in skin colour3611172750506713173833
Muscle cramps5970684638423723170
Weakness or loss of strength352135226463665055485233
Fatigue392833288463636470575346
Emotional distress101119175542547049294630
Concentration difficulties1791406456652956336114
Sleep problems271540228064725060365325