Table 3.

Comparative Performance of Depression Rating Scales in Primigravid vs. Multigravid Pregnancies

Rating Scale	Epoch^a	Primigravid Pregnancies (n=161)							Multigravid Pregnancies (n=465)
		SCID MDE Criteria		AUC of ROC	Optimal Cut-point^b	Sensitivity & Specificity			SCID MDE Criteria		AUC of ROC	Optimal Cut- point^b	Sensitivity & Specificity
		Yes	No	AUC of ROC	Optimal Cut-point^b	Total	Sens.	Spec.	Yes	No	AUC of ROC	Optimal Cut- point^b	Total	Sens.	Spec.
HRSD₁₇	PC	7	79	0.978	14	1.899	1.000	0.899	21	186	0.886	16	1.687	0.762	0.925
	T1	20	121	0.860	12	1.628	0.950	0.678	51	317	0.887	15	1.624	0.804	0.820
	T2	24	242	0.881	14	1.660	0.833	0.826	116	599	0.881	15	1.643	0.802	0.841
	T3	10	177	0.882	13	1.668	0.900	0.768	67	517	0.843	15	1.557	0.731	0.826
	PP-E	8	84	0.861	17	1.702	0.750	0.952	34	251	0.857	14	1.608	0.824	0.785
	PP-L	21	219	0.926	12	1.727	0.905	0.822	92	635	0.861	14	1.595	0.772	0.824
	Overall	90	922	0.896	12	1.655	0.900	0.755	381	2505	0.868	14	1.598	0.806	0.792

HRSD₂₁	PC	7	78	0.978	16	1.885	1.000	0.885	21	186	0.882	16	1.718	0.810	0.909
	T1	20	119	0.849	13	1.656	0.950	0.706	51	314	0.880	16	1.622	0.804	0.818
	T2	24	242	0.885	15	1.651	0.792	0.860	115	591	0.880	16	1.620	0.783	0.838
	T3	10	177	0.878	11	1.689	1.000	0.689	67	516	0.845	17	1.559	0.687	0.872
	PP-E	8	84	0.886	17	1.667	0.750	0.917	34	251	0.849	13	1.570	0.853	0.717
	PP-L	21	219	0.921	12	1.729	0.952	0.776	92	635	0.860	14	1.579	0.804	0.775
	Overall	90	919	0.895	15	1.637	0.778	0.860	380	2493	0.867	16	1.587	0.747	0.840

BDI	PC	7	78	0.964	20	1.936	1.000	0.936	21	178	0.928	17	1.750	0.857	0.893
	T1	18	108	0.889	13	1.704	0.944	0.759	46	290	0.900	14	1.682	0.913	0.769
	T2	20	224	0.888	13	1.671	0.850	0.821	93	543	0.906	13	1.676	0.914	0.762
	T3	9	159	0.933	12	1.786	1.000	0.786	57	443	0.854	14	1.552	0.737	0.815
	PP-E	6	75	0.820	10	1.680	1.000	0.680	26	214	0.916	15	1.707	0.885	0.822
	PP-L	15	200	0.906	12	1.692	0.867	0.825	83	539	0.873	15	1.640	0.807	0.833
	Overall	75	844	0.902	12	1.675	0.893	0.782	326	2207	0.890	13	1.637	0.871	0.766

EPDS	PC	1	13	0.769	12	1.769	1.000	0.769	6	54	0.998	18	1.981	1.000	0.981
	T1	6	33	0.932	9	1.758	1.000	0.758	18	98	0.912	13	1.635	0.778	0.857
	T2	10	79	0.908	11	1.635	0.800	0.835	29	167	0.871	9	1.561	0.897	0.665
	T3	1	38	0.737	9	1.711	1.000	0.711	5	99	0.988	15	1.970	1.000	0.970
	PP-E	3	41	0.890	11	1.732	1.000	0.732	21	123	0.850	11	1.598	0.810	0.789
	PP-L	8	127	0.848	13	1.781	0.875	0.906	42	309	0.863	11	1.568	0.762	0.806
	Overall	29	331	0.884	11	1.649	0.828	0.822	121	850	0.883	11	1.591	0.810	0.781

Perinatal Epochs: PC=preconception; T1=first trimester; T2=second trimester; T3=third trimester; PP-E=early postpartum; PP-L=late postpartum

Optimal Cutpoint: The cutpoint is the score such that greater or equal scores are considered consistent with the presence of a major depressive episode. The optimal cutpoint is the cutpoint score that maximizes the sum of sensitivity and specificity.