Table 1.

Descriptive Statistics for Positive and Negative Affect Items

	34–50 year olds				51–65 year olds				66–84 year olds
Item	Mean	Inter SD	Intra SD	ICC	Mean	Inter SD	Intra SD	ICC	Mean	Inter SD	Intra SD	ICC
Negative affect
Restless	0.431	0.502	0.648	0.459	0.362	0.425	0.607	0.458	0.348	0.389	0.577	0.456
Nervous	0.282	0.393	0.545	0.451	0.260	0.373	0.515	0.507	0.226	0.337	0.479	0.504
Jittery	0.147	0.285	0.404	0.570	0.146	0.306	0.399	0.565	0.104	0.213	0.354	0.548
Irritable	0.417	0.458	0.628	0.455	0.249	0.346	0.507	0.452	0.181	0.247	0.441	0.450
Upset	0.355	0.373	0.629	0.382	0.263	0.304	0.557	0.386	0.201	0.266	0.477	0.407
Angry	0.286	0.333	0.571	0.374	0.180	0.240	0.469	0.360	0.108	0.144	0.370	0.338
Frustrated	0.592	0.459	0.695	0.378	0.450	0.447	0.640	0.415	0.324	0.330	0.561	0.383
Afraid	0.082	0.246	0.301	0.627	0.052	0.142	0.262	0.573	0.032	0.144	0.184	0.613
Worthlessa	0.077	0.262	0.322	0.623	0.062	0.242	0.268	0.697	0.067	0.182	0.300	0.542
So sad nothing could cheer up	0.076	0.267	0.311	0.676	0.060	0.218	0.293	0.642	0.044	0.114	0.249	0.508
Hopelessa	0.087	0.286	0.310	0.768	0.070	0.292	0.287	0.736	0.042	0.163	0.238	0.709
Lonely	0.169	0.431	0.390	0.800	0.130	0.430	0.315	0.845	0.117	0.324	0.344	0.760
Ashamed	0.050	0.162	0.260	0.576	0.035	0.173	0.194	0.742	0.020	0.046	0.166	0.360
Everything an efforta	0.327	0.588	0.580	0.621	0.258	0.558	0.518	0.657	0.246	0.503	0.556	0.615
Positive affect
In good spirits	2.852	0.599	0.626	0.478	3.036	0.610	0.588	0.518	3.132	0.534	0.624	0.423
Cheerful	2.652	0.732	0.662	0.550	2.862	0.734	0.627	0.578	3.007	0.636	0.643	0.494
Extremely happy	1.726	1.037	0.747	0.658	2.000	1.110	0.777	0.671	2.206	1.051	0.848	0.606
Satisfied	2.709	0.734	0.655	0.557	2.935	0.698	0.599	0.576	3.088	0.604	0.599	0.505
Calm/peaceful	2.586	0.730	0.717	0.509	2.830	0.716	0.646	0.551	3.001	0.610	0.627	0.486
Full of life	2.420	0.995	0.677	0.684	2.736	0.918	0.640	0.673	2.771	0.876	0.677	0.626
Close to others	2.575	0.825	0.669	0.603	2.812	0.790	0.676	0.577	2.935	0.745	0.710	0.524
Like you belong	2.923	0.757	0.599	0.615	3.134	0.737	0.540	0.651	3.242	0.682	0.563	0.595
Enthusiastic	2.300	0.914	0.690	0.637	2.645	0.857	0.658	0.629	2.727	0.794	0.728	0.543
Attentive	2.744	0.671	0.613	0.545	2.932	0.688	0.591	0.575	2.948	0.698	0.643	0.541
Proud	2.324	1.006	0.660	0.699	2.597	1.026	0.649	0.714	2.638	1.042	0.711	0.682
Active	2.575	0.788	0.736	0.533	2.811	0.752	0.692	0.541	2.802	0.760	0.697	0.543
Confident	2.835	0.726	0.558	0.629	3.054	0.690	0.512	0.645	3.130	0.644	0.530	0.596

Note. The stem for all items was “How much of the time today did you feel”. Intra = intra-individual; Inter = inter-individual.

^aIndicates age groups were not significantly different.