Stem-and-Leaf plot is a method of organizing numerical data in order of place value. The 'ones digit' and the 'tens digit and greater' of each data item is separated as leaves and stems respectively. The stem-and-leaf plot below shows the number of students enrolled in a dance class in the past 12 years.
Vaccination with live viruses may interfere with TST reactions. For persons scheduled to receive a TST, testing should be done as follows: Either on the same day as vaccination with live-virus vaccine or 4-6 weeks after the administration of the live-virus vaccine. At least one month after smallpox vaccination.
2-Step PPD/Mantoux Test. This is an annual requirement. Each year you must receive a new 2-Step TB test. You must use the Screening of TB/Vaccine Preventable Diseases form for documentation. Description of Process: Time frame needed to fulfill requirement: 1.5 to 2.5 weeks 1st Step TB: get the 1st TB injection (and the reading for it 2 days later) - have your healthcare provider sign off in Section 3 of the form (above the bold line)