Table 2.
Mean PROMIS T-scores in the different samples during COVID-19, corrected by age, sex, and parental country of birth.
| Child/adolescent psychiatric sample (1) N = 242 | Pediatric sample (2) N = 89 | General population sample (3) N = 813 | p* | η2 | ||||
|---|---|---|---|---|---|---|---|---|
| M | SD | M | SD | M | SD | |||
| PROMIS global health+ | 43.0b,c | 8.0 | 46.5c | 7.6 | 46.2a | 6.9 | <0.01 | 0.04 |
| PROMIS peer relationships+ | 43.5b | 8.9 | 49.3a,c | 8.2 | 44.3b | 7.0 | <0.01 | 0.04 |
| PROMIS anxiety° | 51.3b | 8.8 | 45.0a,c | 8.0 | 50.5b | 7.6 | <0.01 | 0.04 |
| PROMIS depressive symptoms° | 51.5b,c | 10.4 | 45.2a,c | 8.0 | 49.4a,b | 8.0 | <0.01 | 0.03 |
| PROMIS anger° | 50.9b,c | 9.6 | 43.8a,c | 8.0 | 47.3a,b | 8.2 | <0.01 | 0.04 |
| PROMIS sleep related impairment° | 52.8a,c | 9.4 | 47.5a,c | 8.3 | 49.9a,b | 8.7 | <0.01 | 0.03 |
*
P-value of the main effect of the ANCOVA.
+
Higher scores indicate better functioning.
°
Higher scores indicate more symptoms.
a,b,c
Represent significant differences (p < 0.05, Bonferroni corrected) between samples as indicated by post-hoc Tukey tests.