Table 3.
Descriptive and inferential statistics for measures of thermal heat and cold pain across sex and age
| Women | Men | Sex (S) | Middle-Age | Older-Age | Age (A) | SxA | ||||
|---|---|---|---|---|---|---|---|---|---|---|
| Pain Outcome | Mean (SD) | Mean (SD) | F | ηp2 | Mean (SD) | Mean (SD) | F | ηp2 | F | ηp2 |
| Heat Trials (Knee) | ||||||||||
| Warmth Thr (°C) | 37.0(2.7) | 37.9(3.0) | *5.41 | .02 | 37.1(2.7) | 37.8(2.9) | 2.89 | .01 | .28 | .00 |
| Pain Thr (°C) | 41.6(3.2) | 42.5(3.4) | *4.93 | .02 | 42.2(3.3) | 41.8(3.3) | .79 | .00 | .42 | .00 |
| Pain Tol (°C) | 45.1(2.7) | 46.7(2.7) | *25.65 | .09 | 46.0(2.9) | 45.9(2.8) | .05 | .00 | .66 | .00 |
| Heat Trials (Arm) | ||||||||||
| Warmth Thr (°C) | 35.3(2.1) | 36.2(2.9) | *9.78 | .03 | 36.0(2.7) | 35.5(2.2) | 1.81 | .01 | .40 | .00 |
| Pain Thr (°C) | 41.2(3.2) | 42.3(3.3) | *7.34 | .03 | 42.0(3.3) | 41.6(3.3) | .62 | .00 | .59 | .00 |
| Pain Tol (°C) | 45.2(2.5) | 46.7(2.7) | *25.88 | .09 | 46.1(2.6) | 45.8(2.7) | .49 | .00 | 2.38 | .01 |
| Heat Pain Ratings (Knee) | ||||||||||
| Pain Thr (0–100) | 24.0(21.5) | 28.8(22.5) | 2.63 | .01 | 26.0(22.2) | 27.8(21.9) | .06 | .00 | .65 | .00 |
| Pain Tol (0–100) | 55.0(27.7) | 66.4(24.9) | *9.79 | .04 | 62.4(27.5) | 59.0(27.1) | .73 | .00 | .20 | .00 |
| Heat Pain Ratings (Arm) | ||||||||||
| Pain Thr (0–100) | 22.7(19.9) | 27.0(22.1) | 2.39 | .01 | 25.7(21.8) | 23.9(19.8) | .36 | .00 | .43 | .00 |
| Pain Tol (0–100) | 52.7(25.5) | 62.0(25.0) | *7.28 | .03 | 59.0(26.1) | 55.8(25.2) | .71 | .00 | .26 | .00 |
| Cold Pressor (12 °C) | ||||||||||
| Pain Thr (in sec) | 18.2(15.1) | 21.1(15.8) | 2.19 | .01 | 21.3(15.4) | 18.0(15.4) | 2.24 | .01 | 1.99 | .01 |
| Withdrawal (in sec) | 51.4(14.3) | 54.3(12.8) | 2.95 | .01 | 53.1(13.4) | 52.5(14.4) | .12 | .00 | .76 | .00 |
| Intensity @ 60-sec | 62.2(31.0) | 56.2(34.6) | 2.08 | .01 | 55.8(32.9) | 62.5(31.8) | 2.16 | .01 | 2.44 | .01 |
| Unpl. @ 60-sec | 65.8(31.0) | 60.4(32.8) | 1.77 | .01 | 62.9(32.1) | 63.3(31.3) | .93 | .00 | 2.12 | .01 |
| Cold Pressor (8°C) | ||||||||||
| Pain Thr (in sec) | 11.1(10.9) | 13.8(11.7) | 3.46 | .01 | 13.8(11.9) | 11.1(10.4) | 2.81 | .01 | *6.67 | .03 |
| Withdrawal (in sec) | 43.3(19.3) | 48.3(18.1) | *4.79 | .02 | 45.7(18.9) | 46.0(19.1) | .01 | .00 | .94 | .00 |
| Intensity @ 60-sec | 76.5(27.1) | 68.0(31.2) | *5.37 | .02 | 71.2(29.9) | 73.3(27.6) | .27 | .00 | *5.54 | .02 |
| Unpl. @ 60-sec | 78.2(26.4) | 73.2(29.5) | 1.98 | .01 | 75.7(27.5) | 75.6(27.6) | .00 | .00 | *3.85 | .02 |
Note. Thr=Threshold; Tol=Tolerance.
*
p ≤ .05.