Table 1: Striatal Dopamine Receptor (D2D_2D2) Binding Potential (BPNDBP_{ND}BPND)
| Group | Mean BPNDBP_{ND}BPND | Range of BPNDBP_{ND}BPND |
|---|---|---|
| Schizophrenia (SZ) Group | 2.84 | 2.51–3.12 |
| Neurotypical (NT) Controls | 2.11 | 1.85–2.38 |
| Clinical Control (MDD) Group | 2.08 | 1.81–2.42 |
Using the data in Table 1, outline one conclusion that can be drawn from these findings.