Epidemics with coma or fatality in pregnant women (Group I) |
1 |
Smith [24] |
Summer and fall, 1873 |
Ramsay County, St. Paul, Minnesota |
Not reported |
Not reported, other than ten women pregnant (from 2 to 8 m gestation) |
Three (all pregnant) |
Three comatose pregnant women; eight miscarriages, stillbirths or neonatal deaths |
2 |
Sears [25] |
Fall of 1881 to winter of 1882 |
Birmingham, Alabama |
Not reported |
Not reported, other than 17 women pregnant (15 from 6½ m to term) |
Five (all pregnant) |
Five comatose pregnant women; ‘most’ of pregnant women ‘aborted’ |
3 |
Young [26] |
1898 |
A ‘little’ village in Tennessee |
Not reported |
Not reported, except for 3 pregnant women including twins who lived very near to index case (6 m gestation) |
Two (index case and one twin, 8 m gestation) |
One (index case); one stillbirth (her infant) |
4 |
Runyon [27] |
Fall, 1899 |
Clarksville, Tennessee |
20 |
‘young or middle-aged and previously healthy people;’ mostly males; four pregnant |
One (8½ m pregnant) |
One (the comatose pregnant woman); 1 stillbirth (her infant) |
5 |
Dixon [28] |
Summer, 1907 |
Talladega, Alabama |
200 |
145 men; 30 women (including one pregnant ‘just before confinement’); 25 children (including 8 infants); ages not specified |
Not reported |
One (the pregnant woman); one stillbirth (her infant) |
Epidemics without reported fatalities, with excess cases in non-juveniles (Group II) |
6 |
Clark [29] |
Summer and fall, 1839 |
Jacksonville, Alabama |
Not reported |
‘almost exclusively adult males;’ no children |
Not reported |
0 |
7 |
Corson [30] |
Fall and winter, 1854 |
Montgomery County, Pennsylvania |
38 |
Reported for 28 cases: 5 <15 y; 20 ⩾15 to ⩽50 y; 3 >50 y; 20 males, eight females |
Not reported |
None; two neonatal deaths |
8 |
Pierson [31] |
Fall, 1858 |
Orange, New Jersey |
>300 (in population of 7000) |
‘persons of all ages, although rarely those under the age of puberty;’ males > females |
Not reported |
0 |
9 |
Schaffner [32] |
Fall, 1860 |
Salem, North Carolina |
125 (in population of 1200) |
‘rarely attacked persons under the age of puberty’ |
Not reported |
0 |