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. Author manuscript; available in PMC: 2014 Jul 1.
Published in final edited form as: Nurs Outlook. 2013 May 16;61(4):216–224.e2. doi: 10.1016/j.outlook.2013.03.007

Table 2.

Symptom differences between high pain vs. low pain and high catastrophizing vs. low catastrophizing groups

Variables Pain severity Mean (SD)
t df Catastrophizing Mean (SD)
t df
Low (n = 6) High (n = 3) Low (n = 4) High (n = 5)
Age 42.33 (8.7) 39.00 (3.6) 0.619 7 43.50 (5.3) 39.40 (8.8) 0.819 7
Pain severity 3.12 (1.5) 6.08 (0.1) −3.245* 7 3.44 (2.4) 4.65 (1.5) −0.940 7
Pain interference 4.55 (2.9) 6.38 (1.8) −0.981 7 3.93 (3.0) 6.14 (2.0) −1.309 7
Pain sensitivity
 Tender points 16.60 (2.0) 14.33 (4.7) 0.983 6 15.00 (4.2) 16.50 (1.9) −0.645 6
 Pain threshold 1.75 (1.0) 2.04 (1.0) −0.396 6 1.41 (1.1) 2.3 (0.5) −1.444 6
Symptoms severity 6.50 (2.0) 8.33 (1.5) −1.395 7 6.25 (2.2) 7.8 (1.6) −1.209 7
Wide spread pain index 10.50 (3.9) 12.33 (4.9) −0.611 7 10.50 (5.8) 11.6 (2.7) −0.380 7
Fatigue
 General fatigue 16.67 (3.1) 18.00 (2.0) −0.671 7 17.50 (2.5) 16.80 (3.1) 0.363 7
 Physical fatigue 16.00 (1.7) 16.33 (1.2) −0.306 7 15.75 (1.5) 16.40 (1.5) −0.642 7
 Reduced activity 13.33 (3.6) 12.00 (5.2) −0.461 7 12.25 (4.7) 13.40 (3.6) −0.418 7
 Reduced motivation 12.00 (3.2) 10.67 (2.1) −0.641 7 11.00 (1.8) 12.00 (3.6) −0.501 7
 Mental fatigue 14.00 (5.8) 13.00 (4.6) 0.259 7 10.00 (5.9) 16.60 (1.5) −2.447* 7
Catastrophizing
 Rumination 7.67 (3.0) 6.67 (7.6) 0.294 7 4.25 (3.1) 9.80 (4.1) −2.239 7
 Magnification 4.00 (2.8) 1.67 (1.5) 1.306 7 1.50 (1.3) 4.60 (2.7) −2.091 7
 Helpless 6.50 (5.0) 6.33 (3.2) 0.052 7 3.00 (1.4) 9.20 (3.7) −3.136* 7
 Total catastrophizing 18.17 (10.5) 14.74 (9.7) 0.480 7 8.75 (4.4) 23.60 (7.4) −3.513* 7
*

Note. = p value ≤ 0.05