<qa>  What is the composite sleep index score from the Simonds and Parraga Sleep Questionnaire- Hypothesis 1: After the end of treatment, PT will be significantly more effective than PE in improving parent reports of a bedtime struggles and resistance; b sleep latency; c night wakings; d morning wakings; and or e sleep association problems as measured by the composite sleep index score from the modified Simonds and Parraga Sleep Questionnaire MSPSQ; Simond Parraga, 1982; Wiggs Stores, 1998. 