Table 5.
Scores at baseline for the groups with a low and high usage of the intervention: demographic characteristics, disease-related characteristics, and outcome measures.
| Characteristics and outcome measures at baseline | Low usage | High usage | P value | |||
| N | Statistics | N | Statistics | |||
| Age (years), mean (SD) | 29 | 63.8 (10.5) | 40 | 58.9 (10.8) | .06 | |
| Gender, % | .55 | |||||
| Men | 10 | 33 | 14 | 35 | ||
| Women | 20 | 67 | 26 | 65 | ||
| Disease duration, (median (25th, 75th percentiles)) | 29 | 8,0 (4,5, 22,5) | 40 | 8,5 (5,0, 18,7) | .80 | |
| Education level, % | .78 | |||||
| Low | 3 | 10 | 5 | 13 | ||
| Middle | 19 | 63 | 22 | 55 | ||
| High | 8 | 28 | 13 | 33 | ||
| Employment status, % | .28 | |||||
| Not working | 22 | 73 | 23 | 58 | ||
| Working | 8 | 27 | 17 | 43 | ||
| Physical disability (Modified Health Assessment Questionnaire), (median [25th, 75th percentiles]) | 30 | 1.1 (0.2, 1.6)a | 40 | 0.5 (0.1, 1,0) | .03a | |
| PAMb (10-65), mean (SD) | 20 | 48.0 (3.3) | 20 | 46.2 (3.8) | .11 | |
| SMAS-Sc (0-60), mean (SD) | 30 | 36.5 (7.3) | 40 | 37.7 (7.0) | .48 | |
| RASEd (28-140), mean (SD) | 30 | 102.1 (10.9) | 40 | 103.4 (9.1) | .58 | |
| PEPPI-5e (5-25), mean (SD) | 30 | 21.5 (3.9) | 40 | 21.2 (2.8) | .68 | |
| RANDf physical functioning (0-100), mean (SD) | 29 | 54.3 (28.3) | 40 | 66.3 (24.6) | .07 | |
| RAND social functioning (0-100), mean (SD) | 30 | 64.6 (24.8) | 40 | 77.8 (17.1) | .02a | |
| RAND physical role limitations (0-100), mean (SD) | 30 | 36.7 (43.9) | 40 | 60.0 (42.7) | .03a | |
| RAND emotional role limitations (0-100), mean (SD) | 29 | 74.7 (41.5) | 40 | 85.8 (33.7) | .24 | |
| RAND mental health (0-100), mean (SD) | 30 | 72.1 (16.1) | 40 | 78.7 (11.6) | .06 | |
| RAND vitality (0-100), mean (SD) | 30 | 53.1 (22.9) | 40 | 61.7 (15.4) | .08 | |
| RAND pain (0-100), mean (SD) | 30 | 56.9 (25.5) | 40 | 69.8 (19.2) | .03a | |
| RAND general health perception (0-100), mean (SD) | 29 | 46.0 (19.4) | 40 | 54.0 (17.6) | .08 | |
| RAND health change (0-100), mean (SD) | 30 | 43.3 (20.7) | 40 | 52.5 (24.6) | .10 | |
| NRSg pain today (0-10), mean (SD) | 29 | 4.3 (2.5) | 40 | 2.5 (1.8) | .002a | |
| NRS mean pain last 2 weeks (0-10), mean (SD) | 30 | 4.4 (2.5) | 40 | 3.1 (2.1) | .02a | |
| NRS fatigue today (0-10), mean (SD) | 30 | 4.8 (2.4) | 40 | 3.0 (2.2) | <.001a | |
| NRS mean fatigue last 2 weeks (0-10), mean (SD) | 30 | 4.8 (2.4) | 40 | 3.0 (2.2) | <.001a | |
| MPCI-Fh (4-32), mean (SD) | 30 | 15.0 (4.8) | 40 | 13.2 (3.0) | .08 | |
aSignificant differences (P<.05) between the group low and high users.
bPAM: Patient Activation Measurement.
cSMAS-S: short Self-Management Ability Scale.
dRASE: Rheumatoid Arthritis Self-Efficacy.
ePEPPI-5: Perceived Efficacy in Patient-Physician Interaction.
fRAND-36: General Health Status.
gNRS pain/fatigue: Numeric Rating scales pain/fatigue.
hCoping with fatigue: Modified Pain Coping Inventory for Fatigue.