Table 2.

Demographic and Clinical Characteristics on 152 Older Subjects with Major Depression Who Remained in Remission Past the Risk Period for Relapse and Were Followed for Two Years.

	Had a Recurrence			Remained Recurrence-free
	(N=45)			(N=152)
	N	Perc (%)		N	Perc (%)		Chi-square	p
Gender							2.51	0.11
Female	33	73.33%		64	59.81%
Entry Status at Last MDD Episode							2.49	0.12
Inpatient	9	20.00%		35	32.71%
Outpatient	36	80.00%		72	67.29%
							Mann-Whitney Wilcoxon
	Mean	SD	Range	Mean	SD	Range	z	p
Age	72.27	6.73	60–89	71.83	7.14	60–89	0.31	0.76
Education (years)	14.00	3.10	8–20	14.24	3.10	7–21	−0.31	0.75
Duration of Subsyndromal Symptoms	3.64	3.82	0–14	1.33	2.66	0–14	4.00	<0.0001
Age at Onset	58.34	17.46	20–87	55.65	18.64	14–83	0.74	0.46
Duration of Last Episode	89.62	106.40	11–522	57.67	54.51	3–283	1.49	0.14
Number MDD Episodes	1.94	1.08	1–6	2.09	1.31	1–7	−0.30	0.76
At Entry (Index Episode)
DRS Total1	137.60	5.52	127–144	135.98	7.85	111–144	0.66	0.51
CIRS Total2	5.68	2.74	1–12	5.45	3.42	0–19	0.83	0.41
IADL3	25.53	1.80	20–27	25.57	2.50	15–27	−1.24	0.21
At Onset of Remission4
DRS Total1	138.00	5.58	119–144	137.06	7.28	103–144	0.48	0.63
CIRS Total2	4.29	3.12	0–12	4.73	3.16	0–13	−0.73	0.46
IADL3	26.21	1.03	23–27	25.63	2.55	15–27	−0.34	0.74
Antidepressant (AD) Medication Treatment
Intensity of AD Treatment5	2.44	1.39	0–4	2.53	1.41	0–4	−0.53	0.6

¹Mattis Dementia Rating Scale;

²Cumulative Illness Rating Scale-Geriatric Version;

³Philadelphia Multilevel Assessment Instrument – IADL;

⁴When remission was first identified

⁵Composite Antidepressant Score (CAD) in last month before recurrence or before last follow-up.