Table 2.
Results of the meta-regression analyses of the sample characteristics.
| Sample characteristics | k | Estimate | SE | P value | 95% CI | QM test (df) | R² (%) | |||
|
|
|
|
|
|
|
|
Study | Group | ||
| Compliance | ||||||||||
|
|
Age | 98 |
|
|
|
|
—a | 34 | 0 | |
| Intercept |
|
85.65 | 3.44 |
|
78.91-92.39 |
|
|
|
||
| Beta |
|
−0.18 | 0.1 | .08 | −0.38 to 0.02 |
|
|
|
||
| Gender (% female) | 99 |
|
|
|
|
— | 0 | 44 | ||
| Intercept |
|
68.41 | 2.51 |
|
63.49-73.33 |
|
|
|
||
| Beta |
|
0.18 | 0.04 | <.001 | 0.11-0.25 |
|
|
|
||
| Clinical status | 105 |
|
|
|
|
41.48 (5) | 0 | 54 | ||
| Intercept (HCb) |
|
82.61 | 1.53 |
|
79.61-85.6 |
|
|
|
||
| Beta (GPc) |
|
−1.55 | 2.6 | .55 | −6.64 to 3.54 |
|
|
|
||
| Beta (HRd) |
|
−1.67 | 2.36 | .48 | −6.30 to 2.96 |
|
|
|
||
| Beta (MDDe) |
|
−0.77 | 1.8 | .67 | −4.31 to 2.76 |
|
|
|
||
| Beta (BDf) |
|
0.57 | 2.44 | .82 | −4.21 to 5.36 |
|
|
|
||
| Beta (PDg) |
|
−10.77 | 1.75 | <.001 | −14.2 to −7.34 |
|
|
|
||
| Retention | ||||||||||
| Age | 102 |
|
|
|
|
— | 0 | 42 | ||
| Intercept |
|
1.382 | 0.067 | 1.250-1.514 |
|
|
|
|||
| Beta |
|
−0.00 | 0.002 | .35 | −0.006-0.002 |
|
|
|
||
| Gender (% female) | 107 |
|
|
|
|
— | 12 | 0 | ||
| Intercept |
|
1.183 | 0.055 | 1.075-1.290 |
|
|
|
|||
| Beta |
|
0.002 | 0.001 | <.01 | 0.001-0.004 |
|
|
|
||
| Clinical status | 112 |
|
|
|
|
26.27 (5) | 0 | 41 | ||
| Intercept (HC) |
|
1.405 | 0.031 | — | 1.344-1.466 |
|
|
|
||
| Beta (GP) |
|
−0.081 | 0.047 | .09 | −0.173 to 0.011 |
|
|
|
||
| Beta (HR) |
|
−0.123 | 0.064 | .06 | −0.249 to 0.004 |
|
|
|
||
| Beta (MDD) |
|
−0.035 | 0.041 | .39 | −0.114 to 0.045 |
|
|
|
||
| Beta (BD) |
|
−0.098 | 0.064 | .13 | −0.224 to 0.028 |
|
|
|
||
| Beta (PD) |
|
−0.192 | 0.039 | <.001 | −0.268 to −0.116 |
|
|
|
||
aNot applicable.
bHC: healthy control.
cGP: general population.
dHR: high risk for a severe mental disorder.
eMDD: major depressive disorder.
fBD: bipolar disorder.
gPD: psychotic disorder.