Selected notifiable disease reports, United States, comparison of provisional 4-week total ending August 4, 2001, with historical data

Morbidity and Mortality Weekly Report, August 10, 2001

FIGURE I. Selected notifiable disease
reports, United States, comparison of
provisional 4-week total ending August 4,
2001, with historical data
Ratio (Log Scale) *
Beyond Historical Limits
DISEASE                    DECREASE  INCREASE  CASES CURRENT
                                                  4 WEEKS
Hepatitis A                                         567
Hepatitis B                                         338
Hepatitis C; Non-A, Non-B                            70
Legionellosis                                        81
Measles, Total                                        1
Meningococcal Infections                             77
Mumps                                                11
Pertussis                                           159
Rubella                                               3
Ratio of current 4-week total to mean of 15 4-week total (from
previous, comparable, and subsequent 4-week periods for the past
5 years). The point where the hatched area begins is based on the
mean and two standard deviations of thes 4-week totals.
Note: Table made from bar graph