Table 2.
Mean scores on the GAD-7 scale, PHQ-9 scale, and PSS by relationship status
| Scale | Self-reported relationship status | N | Mean | Std. deviation | Std. error | 95% confidence interval for mean | |
|---|---|---|---|---|---|---|---|
| Lower bound | Upper bound | ||||||
| GAD-7 total score | Married/cohabiting/partnered | 4942 | 9.60 | 5.80 | 0.10 | 9.40 | 9.80 |
| Separated/divorced | 539 | 9.30 | 6.00 | 0.30 | 8.80 | 9.80 | |
| Widowed | 117 | 7.40 | 5.53 | 0.50 | 6.40 | 8.40 | |
| Single | 1270 | 10.40 | 5.90 | 0.10 | 10.00 | 10.70 | |
| Other | 66 | 9.10 | 5.90 | 0.70 | 7.70 | 10.60 | |
| Total | 6934 | 9.70 | 5.80 | 0.10 | 9.50 | 9.80 | |
| PHQ-9 total score | Married/cohabiting/partnered | 5034 | 8.90 | 6.00 | 0.10 | 8.70 | 9.000 |
| Separated/divorced | 549 | 10.40 | 6.70 | 0.30 | 9.80 | 10.90 | |
| Widowed | 120 | 7.90 | 6.20 | 0.60 | 6.80 | 9.10 | |
| Single | 1302 | 11.30 | 6.70 | 0.10 | 10.90 | 11.70 | |
| Other | 67 | 9.40 | 7.16 | 0.90 | 7.60 | 11.10 | |
| Total | 7072 | 9.40 | 6.29 | 0.10 | 9.30 | 9.60 | |
| PSS total score | Married/cohabiting/partnered | 5378 | 20.40 | 6.65 | 0.10 | 20.20 | 20.60 |
| Separated/divorced | 582 | 20.90 | 7.17 | 0.30 | 20.40 | 21.50 | |
| Widowed | 129 | 17.90 | 6.90 | 0.60 | 16.70 | 19.10 | |
| Single | 1410 | 22.40 | 7.00 | 0.20 | 22.00 | 22.80 | |
| Other | 78 | 21.60 | 7.20 | 0.800 | 19.90 | 23.20 | |
| Total | 7577 | 20.80 | 6.80 | 0.10 | 20.60 | 20.90 | |
GAD-7, Generalized Anxiety Disorder 7 scale; PHQ, Patient Health Questionnaire; PSS, Perceived Stress Scale.