Variance Components for Nested Binary Responses (Version 1.1)
(c) Bahjat Qaqish and Habib Moalem (1993)
Department of Biostatistics
CB 7400
Chapel Hill,  NC 27599-7420

Data set: A
Response: y / m
Practice ID: practice

Total number of practices:  5
Total number of physicians: 12
Total number of patients:   47
Sum of y:  19
Mean of y: 0.4042553191

Estimates:
    Theta:    0.3719868516
    Lambda_1: 0
    Lambda_2: 0.9270341029

Variance components as percentage of total:
    Between practices:                 0 %
    Between providers within practice: 92.703410289 %
    Between patients Within provider:  7.2965897113 %

Variance components:
    Between practices:                 0
    Between providers within practice: 0.2165668784
    Between patients Within provider:  0.0170457554
    Total variance:                    0.2336126338

Correlation:
    Between providers within practice: 0
    Between patients within provider:  0.9270341029

Odds ratio:
    Between providers within practice: 1
    Between patients within provider:  746.34875792