Table 5.
Participant Characteristics Defined by Surgery and Mild Cognitive Impairment (MCI) Status.
| Demographic | MCI Surgery (n = 13) Mean ± SD |
Non-MCI Surgery (n = 56) Mean ± SD |
MCI Non-Surgery (n = 10) Mean ± SD |
Non-MCI Non-Surgery (n = 55) Mean ± SD |
p value |
|---|---|---|---|---|---|
| Age | 72.38±8.22 (range: 60–85) | 68.64±6.73 (range: 60–85) | 66.6±5.72 (range: 61–81) | 68.9±5.61 (range: 60–83) | 0.149 |
| Education | 13.08±2.36* (range: 10–17) | 15.76±2.73 (range: 12–23) | 14.85±3.06 (range:12–22) | 16.30±2.55 (range: 9–24) | 0.001 |
| Sex (M:F) | 7:6 | 26:30 | 5:5 | 22:33 | 0.862 |
| Race (W:NW) | 12:1 | 49:7 | 8:2 | 53:2 | 0.236 |
| TICS | 33.38±3.57* (range: 26–38) | 37.48±4.01 (range: 27–47) | 35.90±2.38 (range: 32–40) | 38.84±3.13 (range: 30–44) | <0.001 |
| PreMRI Pain | 14.62±22.50 (range: 0–75) | 12.09±19.40 (range: 0–75) | 8.30±11.84 (range: 0–30) | 7.56±15.27 (range: 0–70) | 0.428 |
| PostMRI Pain | 46.69±23.09* (range: 0–80) | 38.57±22.89 (range: 2-100) | 10.90±13.76 (range: 0–40) | 6.34±9.2 (range: 0–40) | <0.001 |
| PrePost MRI day span | 8.54±5.38 (range: 3-21) | 8.82±6.07 (range: 3–41) | 6.90±2.38 (range: 3-11) | 7.45±3.29 (range: 2–21) | 0.399 |
| MED | 14.23±12.05 (range: 0–30) | 10.96±10.60 (range: 0–37.50) | -------------------------------- | -------------------------------- | 0.331 |
*
denotes significant differences, where MCI-surgery group is significantly lower than all other groups on education and Telephone Interview for Cognitive Status (TICS) and higher on PostMRI pain. Please see acronym table for abbreviations.