Table 4.

Delta Healthy Sprouts participant postnatal weight retention by treatment arm and visit (time)

	PAT (n = 29)a			PATE (n = 24)b			P
Visit	LSM	95% CL		LSM	95% CL		Arm	Time	Int
Difference (kg) from pre-pregnancy weight (positive = retain)
PM 1	5.2	2.53	7.89	6.3	3.32	9.31	0.390	0.982	1.000
PM 2	4.7	1.94	7.48	5.0	1.84	8.23
PM 3	3.9	0.94	6.81	5.2	1.72	8.63
PM 4	3.9	0.88	6.86	3.5	−0.05	7.06
PM 5	3.9	0.81	6.92	4.7	1.11	8.22
PM 6	4.0	1.09	6.96	4.5	0.74	8.31
PM 7	4.0	0.99	6.98	3.9	0.23	7.56
PM 8	3.5	0.48	6.59	3.7	0.26	7.17
PM 9	3.6	0.59	6.70	4.4	0.71	8.04
PM 10	3.2	0.17	6.29	4.3	0.63	7.96
PM 11	3.6	0.56	6.55	4.7	0.74	8.58
PM 12	3.6	0.65	6.63	4.0	0.49	7.60
% difference from pre-pregnancy weight (positive = retain)
PM 1	7.7	4.47	10.87	9.3	5.71	12.86	0.683	0.649	0.999
PM 2	6.9	3.59	10.22	7.1	3.26	10.91
PM 3	5.7	2.22	9.23	7.1	2.96	11.22
PM 4	5.5	1.95	9.10	4.0	−0.23	8.27
PM 5	5.7	2.09	9.39	5.2	0.97	9.47
PM 6	5.7	2.17	9.18	4.9	0.36	9.41
PM 7	5.8	2.18	9.34	4.0	−0.43	8.34
PM 8	5.0	1.36	8.66	4.0	−0.13	8.13
PM 9	5.5	1.84	9.15	5.0	0.57	9.33
PM 10	5.0	1.34	8.65	4.7	0.37	9.13
PM 11	5.3	1.76	8.91	5.3	0.63	9.99
PM 12	5.5	1.93	9.08	4.8	0.54	9.04

PAT Parents as Teachers control treatment, PATE Parents as Teachers Enhanced experimental treatment, LSM Least squares mean, CL Confidence limit, Int Interaction, PM Postnatal month

^aExcluded post conception visits for 1 PAT participant who became pregnant again in postnatal period

^bExcluded post conception visits for 4 PATE participants who became pregnant again in postnatal period