Table 4.
Patient Demographic Characteristics (mean, SD or frequency, %) by cluster profile.
| Preoperative Characteristics | Low Pressure Pain Profile (n=40) | Average Pain Profile (n=84) | High Heat & Pressure Pain Profile (n=39) | High Temp Summation Profile (n=45) | High Punctate Pain Profile (n=10) | Statistic | P value |
|---|---|---|---|---|---|---|---|
| Age (years) | 60.3 ± 7.7 | 61.4 ± 11.2 | 59.8 ± 8.8 | 64.8 ± 9.7 | 62.3 ± 11.2 | F4,217=1.10 | 0.359 |
| Sex | |||||||
| Female | 9 (23%)a | 58 (69%)b | 31 (79%)b | 33 (73%)b | 9 (90%)b | X2(4,218)=39.6 | <0.0001* |
| Male | 31 (77%) | 26 (31%) | 8 (21%) | 12 (27%) | 1 (10%) | ||
| Marital Status | n=36 | n=79 | n=35 | n=41 | |||
| Married/SO | 31 (86%) | 52 (66%) | 20 (57%) | 29 (70%) | 5 (50%) | X2(4,201)=9.1 | 0.058 |
| Never/Divorce/Wid | 5 (14%) | 27 (34%) | 15 (43%) | 12 (30%) | 5 (50%) | ||
| Race/Ethnicity (Non-Hispanic/Caucasian) | 39 (98%) | 83 (99%) | 36 (92%) | 44 (98%) | 9 (90%) | X2(4,218)=5.3 | 0.257 |
| Education | n=36 | n=79 | n=35 | n=41 | X2(8,201)=19.5 | 0.012 | |
| ≤ High School | 10 (28%) | 22 (28%) | 8 (23%) | 18 (44%) | 2 (20%) | ||
| Some College | 9 (25%) | 21 (26%) | 13 (37%) | 4 (10%) | 7 (70%) | ||
| ≥ College Degree | 17 (47%) | 36 (46%) | 14 (40%) | 19 (46%) | 1 (10%) | ||
| BMI (kg/m2) | 33.0 ± 5.4 | 33.5 ± 6.9 | 35.2 ± 7.0 | 33.8 ± 8.1 | 36.9 ± 9.0 | F4,217=1.05 | 0.384 |
| Co-Morbidities | n=83 | X2(8,217)=7.1 | 0.525 | ||||
| None | 13 (33%) | 19 (23%) | 8 (21%) | 6 (13%) | 2 (20%) | ||
| 1 – 2 | 19 (48%) | 36 (43%) | 17 (44%) | 20 (44%) | 5 (50%) | ||
| ≥ 3 | 8 (20%) | 28 (34%) | 14 (36%) | 19 (42%) | 3 (30%) |
Abbreviations: SO=Significant Other; Wid=Widowed; BMI=Body Mass Index;
*
Significance set at p ≤ 0.01. Proportions with the same superscript letter do not significantly differ between clusters, using Ward’s method.