Table 3.
Measures of agreement for quantity and quality of verbal interactions over short (8-week) and long (2-year) intervals
| Item | Kappa (CI) or Pearson’s r (p) | % agreement | ||
|---|---|---|---|---|
| Short | Long | Short | Long | |
| Quantity of Interaction (time spent in face-to-face conversation) | ||||
| Spouse or partner | .79 (.68-.90) | .72 (.61-.83) | 51 | 55 |
| Family members | .59 (.44-.73) | .53 (.38-.67) | 41 | 42 |
| Close friends | .69 (.56-.81) | .52 (.38-.65) | 44 | 38 |
| Church or religious meetings | .71 (.56-.85) | .75 (.66-.85) | 79 | 82 |
| Club meetings | .66 (.52-.80) | .52 (.39-.65) | 58 | 44 |
| Colleagues | .54 (.33-.74) | .70 (.57-.85) | 45 | 48 |
| Strangers | .60 (.44-.76) | .49 (.33-.65) | 50 | 47 |
| Total, weekly (Pearson’s r) | .61 (p<.001) | .58 (p<.001) | ||
| Quality of Interaction (within-domain valence: pleasant, neutral, or unpleasant) | ||||
| Spouse or partner | .45 (.21-.70) | .61 (.44-.78) | 84 | 83 |
| Family members | .35 (.06-.65) | .46 (.26-.66) | 91 | 90 |
| Close friends | .56 (.37-.75) | .40 (.20-.60) | 97 | 95 |
| Church or religious meetings | .49 (.30-.68) | .50 (.27-.73) | 88 | 89 |
| Club meetings | .47 (.28-.65) | .36 (.18-.55) | 93 | 89 |
| Colleagues | .45 (.26-.64) | .51 (.33-.70) | 81 | 86 |
| Strangers | .47 (.29-.64) | .54 (.40-.67) | 79 | 83 |
| Total Social Support (Pearson’s r) | N/A | .78 (p<.001) | ||