| Level-1: | CognitiveComplaintdi = β0i(Intercept) + β1i(Dayi) + β2i(NAdi–NAmni) + β3i(PAdi–PAmni) + β4i(Symptomsdi–Symptomsmni) |
| Level-2: | β0i = γ00 + γ01(Agei) + γ02(Genderi) + γ03(MaritalStatusi) + γ04(Healthi) + γ05(Symptomsmni) + γ06(NAmni) + γ07(PAmni) + V0i |
| β1i = γ10 | |
| β2i = γ20 + γ21(Conscientiousnessmn) + γ22(Neuroticismmn) | |
| β3i = γ30 + γ31(Conscientiousnessmn) + γ32(Neuroticismmn) | |
| β4i = γ40 |