Analysis Variable : dpdd	
Treatment_group	month	N Obs	N	Mean	Std Dev	Minimum	Maximum	
1.Naltrexone + CBI	1	312	192	6.6371606	4.9611146	0.4000000	32.3090909	
	2	312	194	7.7723474	6.5104100	0.5000000	51.2000000	
	3	312	180	7.1136814	5.1585427	0.1000000	34.0000000	
	4	312	171	6.7821942	5.1888376	1.0000000	34.0000000	
2.Naltrexone	1	302	187	6.1869077	4.6458367	0.2000000	26.5600000	
	2	302	181	6.9825958	6.2385864	0.5000000	47.8000000	
	3	302	163	6.8067747	4.9909239	0.5000000	37.6000000	
	4	302	166	7.0437334	5.8449687	0.5000000	41.0666667	
3.CBI	1	307	197	6.8881247	5.4673359	0.3500000	34.8000000	
	2	307	192	7.0856234	5.3677606	0.2000000	30.9705882	
	3	307	191	6.7836359	5.2276565	0.7333333	29.2600000	
	4	307	183	6.4621514	5.0252809	0.4000000	28.1000000	
4.Neither	1	305	206	7.1165850	5.3762112	0.2000000	40.6000000	
	2	305	208	7.5772381	6.0205256	0.6000000	34.8250000	
	3	305	192	8.0463831	5.7551197	1.0000000	33.6421053	
	4	305	201	7.8736374	6.0429770	0.5000000	46.0578947