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. 2009 Jan 21;2009(1):CD003799. doi: 10.1002/14651858.CD003799.pub2

McDonald Caldwell 1952.

Methods Design: 
 placebo‐ controlled 
 double‐blind 
 parallel groups 
 6 months
Participants Country: U.S.A. 
 n=30 nursing home residents, probably with dementia. Aged 75 years (54‐88). Natural menopause. Exclusion criteria: inability to communicate, evidence of neoplasm
Interventions 1. E2 i.m., 1 mg 3x/wk for 6 wks, then 2 mg/ wk +P 5‐10 mg for 1‐3 days/mth 
 2. Placebo
Outcomes General (IQ) 
 Memory (WMS: Paragraph recall, Paired Associates,VRT, Digit Span) 
 Speed (DSST, Stroop)
Notes HRT> placebo: on total memory (Paragraph recall, Paired Associates). No effect Digit Span, DSST, Stroop 2/5