M 19
Cerebro-Spinal Meningitis.
There were 158 cases notified as compared with 269 in 1919 and 1,232 in 1918. Of these cases four occurred amongst the non-Chinese community and the remainder (154) amongst the Chinese. There were 103 deaths as compared with 204 in 1919 and 968 in 1918.
Enteric Fever.
There were notified during the year 118 cases as compared with 133 in 1919 and 247 in 1918. The cases of European and American nationality were 32 (20 in 1919 and 33 in 1918), of other non-Chinese nationality 15 (12 in 1919 and 32 in 1918). The remainder were Chinese. Twenty-two cases were imported.
Paratyphoid Fever.
Fourteen cases were notified (4 imported). Ten of the cases were European and American, two of other non-Chinese nationality and two were Chinese cases.
Scarlet Fever.
Three cases were notified, two British (one imported) and one Portuguese.
Small-pox.
During the year 34 cases were notified (27 in 1919 and 32 in 1918), twelve cases were imported, six of these being Russians from Vladivostock. Nine cases were of European and American nationality and one Indian. The remainder were Chinese.
Cholera.
Six cases were notified during the year. Of these five cases were imported and the other case probably so as the patient was a vagrant. There was no continuance into the year of the epidemic of gastro-enteritis of 1918. It is probable that during the year the Colony was free from this disease except for the imported cases.
Typhus.
Three cases were imported into the Colony amongst Serbian Troops returning from Siberia.
The immediate recognition of this disease by the Port Health Officer and the consequent measures of disinfection successfully prevented the spread of the disease in the Colony.
Diphtheria.
Seventy-six cases were notified (50 in 1919). Of these 19 were of European and American nationality, 14 of other non-Chinese race, and the remainder were Chinese. Three cases were imported.