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Text Equivalents - A Review of the Literature of High Dose Seasonal Influenza Vaccine for Adults 65 Years and Older
Figure 1: Flow diagram: A Review of the Literature of High Dose Seasonal Influenza Vaccine for Adults 65 Years and Older
The attrition flow diagram describes the process by which articles were selected for the literature review. The process is broken down into four stages: Identification, Screening, Eligibility and Included.
Stage 1: Identification
- 15,292 records were identified through database searching and 28 were discovered through clinical trials dot gov.
- 8338 records remained after the duplicates were removed from these 15,320 records.
Stage 2: Screening
- 8338 records were screened.
- Of these 8338 records, 7779 records were excluded. The exclusion breakdown is as follows: 4818 non-influenza vaccine records, 443 pandemic or non seasonal influenza vaccine records, 990 age records, 561 no intervention of interest records, 884 no outcome of interest records, and 83 not human subjects records.
Stage 3: Eligibility
- 559 full text articles were assessed for eligibility
- Of these 559 full text articles, 532 full text articles were excluded. The exclusion breakdown is as follows: 5 pandemic or non seasonal vaccine, 154 age, 306 no intervention of interest, 4 no outcome of interest, 50 secondary research and 13 other.
Stage 4: Included
- Of the 559 full text articles assessed for eligibility, 27 studies were included in the synthesis. There were 26 randomized control trials and 1 cohort study.
Return to Figure 1: Flow diagram: A Review of the Literature of High Dose Seasonal Influenza Vaccine for Adults 65 Years and Older