Table 6.

Multilevel Models Predicting Ill-Being for People Living With a Partner (vs. a Comparison Group: People Not in a Romantic Relationship and People Not Living With Their Romantic Partners)

Predictor	Sample A (N = 649)				Sample B (N = 544)
	b	95% CI	SE	p	b	95% CI	SE	p
Change in ill-being during pandemic onset (T1 to T2)a
Intercept	34.72	[32.66, 36.77]	1.05	< .001	33.99	[31.62, 36.36]	1.21	< .001
Time	1.29	[0.85, 1.73]	0.23	< .001	1.37	[1.01, 1.74]	0.19	< .001
Partner	−4.52	[−7.58, −1.45]	1.56	.004	–5.02	[−8.16, −1.87]	1.60	.002
Time × Partner	1.03	[0.37, 1.68]	0.33	.002	0.18	[−0.30, 0.67]	0.25	.455
Linear change in ill-being after pandemic onset (T2 through T7)
Intercept	34.23	[32.11, 36.35]	1.08	< .001	33.03	[30.56, 35.50]	1.26	< .001
Time	−0.25	[−0.33, −0.16]	0.05	< .001	–0.33	[−0.43, −0.23]	0.05	< .001
Partner	−5.13	[−8.28, −1.99]	1.60	.001	–3.95	[−7.22, −0.67]	1.67	.018
Time × Partner	−0.12	[−0.25, 0.01]	0.07	.068	0.03	[−0.10, 0.16]	0.07	.617
Quadratic change in ill-being after pandemic onset (T2 through T7)
Intercept	33.24	[31.04, 35.45]	1.12	< .001	31.78	[29.17, 34.38]	1.33	< .001
Time	−0.23	[−0.32, −0.15]	0.04	< .001	–0.31	[−0.41, 0.21]	0.05	< .001
Time2	0.02	[0.01, 0.03]	0.01	< .001	0.03	[0.01, 0.04]	0.01	< .001
Partner	−5.52	[−8.78, −2.26]	1.66	< .001	–4.07	[−7.50, −0.63]	1.75	.021
Time × Partner	−0.11	[−0.24, 0.01]	0.06	.081	0.03	[−0.10, 0.15]	0.06	.690
Time2 × Partner	0.01	[−0.01, 0.03]	0.01	.220	0.00	[−0.02, 0.02]	0.01	.781
Average ill-being after pandemic onset (T2 through T7)
Intercept	34.66	[32.54, 36.77]	1.08	< .001	33.63	[31.15, 36.11]	1.26	< .001
Partner	−5.12	[−8.27, −1.98]	1.60	.002	–4.21	[−7.51, −0.93]	1.67	.012

Note: CI = confidence interval; T1 = February 2020; T2 = March 2020; T7 = September 2020.

^aFor these analyses, sample sizes were 647 for Sample A and 543 for Sample B.