The Delaware Infectious Disease Statistics Page provides a comprehensive overview of the current status of infectious diseases within the state of Delaware. This page offers yearly statistical data, trends, and analyses related to various infectious diseases affecting the local population. Visitors can explore detailed reports on the number and incidence of infectious diseases. Visit the My Healthy Community page for additional interactive in-depth data on COVID-19, Influenza, and more. For additional data visit https://wonder.cdc.gov/.
Infectious Disease Yearly Statistics | |||
|---|---|---|---|
Number of Delaware Cases Statewide 2020-2022 | |||
| Reportable Condition | 2020 | 2021 | 2022 |
| Brucellosis | 0 | 0 | 0 |
| Varicella (Chickenpox) | 18 | 32 | 8 |
| Diphtheria | 0 | 0 | 0 |
| Hepatitis B, acute | 8 | 5 | 6 |
| Hepatitis C, acute | 50 | 59 | 20 |
| Hepatitis C, acute, Confirmed | 49 | 58 | 17 |
| Hepatitis C, acute, Probable | 1 | 1 | 3 |
| Hepatitis B, perinatal infection | 0 | 0 | 0 |
| Hepatitis B virus infection, chronic | 153 | 214 | 202 |
| Hepatitis C, Chronic | 30 | 1001 | 801 |
| Hepatitis A, acute | 28 | 9 | 12 |
| Malaria | 8 | 7 | 11 |
| Measles (rubeola) | 0 | 0 | 0 |
| Measles (rubeola), Imported | 0 | 0 | 0 |
| Measles (rubeola), Indigenous | 0 | 0 | 0 |
| Meningococcal disease (Neisseria meningitidis) | 1 | 0 | 0 |
| Meningococcal disease (Neisseria meningitidis), Serogroup ACWY | 0 | 0 | 0 |
| Meningococcal disease (Neisseria meningitidis), Serogroup B | 0 | 0 | 0 |
| Meningococcal disease (Neisseria meningitidis), Serogroup Other | 0 | 0 | 0 |
| Meningococcal disease (Neisseria meningitidis), Serogroup Unknown | 1 | 0 | 0 |
| Mumps | 15 | 1 | 1 |
| Pertussis | 17 | 6 | 2 |
| Rubella | 0 | 0 | 0 |
| Tetanus | 0 | 0 | 0 |
| Tularemia | 1 | 0 | 0 |
| Spotted Fever Rickettsiosis | 19 | 31 | 18 |
| Spotted Fever Rickettsiosis, Confirmed | 0 | 1 | 0 |
| Spotted Fever Rickettsiosis, Probable | 19 | 18 | 4 |
| Q fever, acute | 0 | 0 | 2 |
| Q fever, chronic | 0 | 0 | 0 |
| Trichinellosis | 0 | 0 | 0 |
| Chancroid | 0 | 0 | 0 |
| Chlamydia trachomatis infection | 4855 | 4880 | 5176 |
| Gonorrhea | 1503 | 1541 | 1462 |
| Syphilis, primary | 51 | 81 | 146 |
| Syphilis, secondary | 46 | 48 | 92 |
| Syphilis, early non-primary, non-secondary | 70 | 89 | 55 |
| Syphilis, unknown duration or late | 0 | 1 | 138 |
| Anthrax | 0 | 0 | 0 |
| Rubella, congenital syndrome | 0 | 0 | 0 |
| Hansen’s disease (Leprosy) | 0 | 1 | 0 |
| Leptospirosis | 0 | 1 | 1 |
| Poliovirus infection, nonparalytic | 0 | 0 | 0 |
| Poliomyelitis, paralytic | 0 | 0 | 0 |
| Plague | 0 | 0 | 0 |
| Psittacosis (Ornithosis) | 0 | 0 | 0 |
| Rabies, human | 0 | 0 | 0 |
| Cholera (toxigenic Vibrio cholerae O1 or O139) | 0 | 0 | 0 |
| Legionellosis | 15 | 26 | 19 |
| Toxic-shock syndrome (other than streptococcal) | 0 | 0 | 0 |
| Botulism, foodborne | 0 | 0 | 0 |
| Botulism, infant | 1 | 2 | 3 |
| Botulism, other (includes wound) | 0 | 0 | 0 |
| Severe Acute Respiratory Syndrome (SARS)-associated Coronavirus disease (SARS-CoV) | 0 | 0 | 0 |
| Haemophilus influenzae, invasive disease | 9 | 7 | 25 |
| Haemophilus influenzae, invasive disease, Age < 5 years, Non-B Serotype | 0 | 0 | 0 |
| Haemophilus influenzae, invasive disease, Age < 5 years, Nontypeable | 0 | 0 | 0 |
| Haemophilus influenzae, invasive disease, Age < 5 years, Serotype B | 0 | 0 | 0 |
| Haemophilus influenzae, invasive disease, Age < 5 years, Unknown Serotype | 0 | 2 | 2 |
| Listeriosis | 1 | 8 | 3 |
| Listeriosis, Confirmed | 1 | 8 | 3 |
| Listeriosis, Probable | 0 | 0 | 0 |
| Shigellosis | 10 | 21 | 30 |
| Campylobacteriosis | 144 | 184 | 225 |
| Lyme disease | 364 | 367 | 396 |
| Lyme disease, Confirmed | 347 | 59 | 0 |
| Lyme disease, Probable | 7 | 81 | 298 |
| Ehrlichia chaffeensis | 28 | 32 | 23 |
| Ehrlichia ewingii | 1 | 0 | 0 |
| Anaplasma phagocytophilum | 5 | 12 | 19 |
| Ehrlichiosis/Anaplasmosis, undetermined | 0 | 0 | 0 |
| Vibriosis (any species of the family Vibrionaceae, other than toxigenic Vibrio cholera O1 or O139) | 17 | 25 | 12 |
| Vibriosis (any species of the family Vibrionaceae, other than toxigenic Vibrio cholera O1 or O139), Confirmed | 10 | 18 | 10 |
| Vibriosis (any species of the family Vibrionaceae, other than toxigenic Vibrio cholera O1 or O139), Probable | 7 | 7 | 2 |
| Hemolytic uremic syndrome postdiarrheal | 0 | 0 | 0 |
| Shiga toxin-producing Escherichia coli (STEC) | 22 | 21 | 26 |
| Giardiasis | 24 | 36 | 29 |
| Cyclosporiasis | 1 | 5 | 4 |
| Cryptosporidiosis | 25 | 23 | 42 |
| Cryptosporidiosis, Confirmed | 20 | 17 | 17 |
| Cryptosporidiosis, Probable | 5 | 6 | 25 |
| Hantavirus pulmonary syndrome | 0 | 0 | 0 |
| Hantavirus infection, non-Hantavirus Pulmonary Syndrome | 0 | 0 | 0 |
| Ebola hemorrhagic fever | 0 | 0 | 0 |
| Marburg fever | 0 | 0 | 0 |
| Lassa fever | 0 | 0 | 0 |
| Machupo hemorrhagic fever | 0 | 0 | 0 |
| JunÃn hemorrhagic fever | 0 | 0 | 0 |
| Sabia-associated hemorrhagic fever | 0 | 0 | 0 |
| Crimean-Congo hemorrhagic fever | 0 | 0 | 0 |
| Lujo virus | 0 | 0 | 0 |
| Guanarito hemorrhagic fever | 0 | 0 | 0 |
| Chapare hemorrhagic fever | 0 | 0 | 0 |
| Vancomycin-intermediate Staphylococcus aureus (VISA) | 0 | 0 | 0 |
| Vancomycin-resistant Staphylococcus aureus (VRSA) | 0 | 0 | 0 |
| Streptococcal toxic shock syndrome | 0 | 0 | 0 |
| Invasive pneumococcal disease | 58 | 74 | 93 |
| Invasive pneumococcal disease, Age < 5 years | 3 | 3 | 2 |
| Smallpox | 0 | 0 | 0 |
| Coccidioidomycosis | 0 | 0 | 0 |
| Babesiosis | 4 | 7 | 4 |
| Babesiosis, Confirmed | 3 | 3 | 1 |
| Babesiosis, Probable | 1 | 1 | 0 |
| Carbapenemase-producing carbapenem-resistant Enterobacteriaceae (CP-CRE) | 26 | 9 | 15 |
| Hepatitis C, perinatal infection | 1 | 4 | 4 |
| Candida auris, clinical | 0 | 2 | 6 |
| Salmonellosis (excluding S. Typhi infection and S. Paratyphi infection) | 194 | 191 | 215 |
| Salmonella enterica serotypes Paratyphi A, B (tartrate negative) and C (S. Paratyphi) infection | 1 | 0 | 0 |
| Salmonella enterica Typhi (S.Typhi) infection | 1 | 2 | 0 |
Delaware Infectious Disease counts also publicly available at https://wonder.cdc.gov/.
