LONGITUDINAL SCALOGRAM ANALYSIS (LSA) PROGRAM (VERSION 2.1)
                     BY R. D. HAYS
                      RAND            
 
ALERT Waves 1-3-5-6  Pattern #1 OVERALL SAMPLE INCLUDING TREATMENT in.7c2
 
ITEM   PROPORTION PASSING
-----------------------------------
Wave =  3
  1           0.94     32ALC4
  2           0.71     1CIG4
  3           0.44     2POT4
  4           0.20     7INH4
  5           0.22     3ALCP4
  6           0.18     4PILL4
  7           0.14     5CIGP4
  8           0.16     6LAST4
------------------------------------
Wave =  2
  1           0.92     8ALC3
  2           0.67     9CIG3
  3           0.35     10POT3
  4           0.17     15INH3
  5           0.16     11ALCP3
  6           0.13     12PILL3
  7           0.10     13CIGP3
  8           0.10     14LAST3
------------------------------------
Wave =  1
  1           0.86     16ALC2
  2           0.60     17CIG2
  3           0.25     18POT2
  4           0.12     23INH2
  5           0.09     19ALCP2
  6           0.08     20PILL2
  7           0.07     21CIGP2
  8           0.06     22LAST2
------------------------------------
 
NUMBER OF SUBJECTS                   =  4093
 
           LONGITUDINAL SCALOGRAM ANALYSIS
 
                                             95% Confidence Interval
--------------------------------------------------------------------
--------------------------------------------
COEFFICIENT OF REPRODUCIBILITY (LCR) = 0.9305   (0.9282 -> 0.9328)
ESTIMATED STANDARD ERROR OF LCR      = 0.0012                     
ACTUAL STANDARD ERROR OF LCR         = 0.0014                     
MINIMUM MARGINAL REPRODUCIBILITY     = 0.8203
PERCENT IMPROVEMENT                  = 0.1102
COEFFICIENT OF SCALABILITY           = 0.6133
PROPORTION PERFECT GUTTMAN PATTERNS  = 0.5343
--------------------------------------------
 
          CROSS-SECTIONAL SCALOGRAM ANALYSIS
 
COEFFICIENT OF REPRODUCIBILITY WAVE 3 = 0.8956   (0.8906 -> 0.9005)
ESTIMATED STANDARD ERROR OF CR        = 0.0025                     
ACTUAL STANDARD ERROR OF CR           = 0.0023                     
MINIMUM MARGINAL REPRODUCIBILITY      = 0.7894
PERCENT IMPROVEMENT                   = 0.1062
COEFFICIENT OF SCALABILITY            = 0.5041
 
COEFFICIENT OF REPRODUCIBILITY WAVE 2 = 0.9136   (0.9091 -> 0.9181)
ESTIMATED STANDARD ERROR OF CR        = 0.0022                     
ACTUAL STANDARD ERROR OF CR           = 0.0021                     
MINIMUM MARGINAL REPRODUCIBILITY      = 0.8215
PERCENT IMPROVEMENT                   = 0.0920
COEFFICIENT OF SCALABILITY            = 0.5157
 
COEFFICIENT OF REPRODUCIBILITY WAVE 1 = 0.9352   (0.9313 -> 0.9391)
ESTIMATED STANDARD ERROR OF CR        = 0.0020                     
ACTUAL STANDARD ERROR OF CR           = 0.0019                     
MINIMUM MARGINAL REPRODUCIBILITY      = 0.8499
PERCENT IMPROVEMENT