H—3l

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SECTION 2.—THE COMMON INFECTIOUS DISEASES. Influenza (all Forms), 297. Number of Deaths from Influenza in New Zealand, 1924-29. Year. Number. Year. Number. 1924 .. .. 90 1927 .. .. .. 131 1925 .. .. .. 86 1928 .. .. .. 242 1926 .. .. .. 288 1929 .. .. .. 297 Pneumonic Influenza. Pneumonic influenza, the deaths from which are included in " Influenza (all forms)," is a form of influenza which is compulsorily notifiable.

Pneumonic Influenza in New Zealand, 1924-29.

Diphtheria, 92. Diphtheria in New Zealand, 1925-29.

Scarlet Fever, 27. The course of scarlet fever in New Zealand is briefly shown in tlie table below.

Scarlet Fever in New Zealand, 1925-29.

It will be seen from the above table that this disease has been definitely epidemic for the last three years, but that the epidemic is waning. Although the incidence was widespread and taxed the isolation accommodation of Hospital Boards severely, as well as keeping staffs busy in effecting isolation measures, fortunately the disease was very mild in character.

Notifications. Deaths. Year. . , Rate per 10,000 of , Rate per 10,000 of Number. Mean Population. * umber ' Mean Population. 1924 .. .. .. 180 1-39 32 0-25 1925 .. .. .. 69 0'52 23 0-17 1920 .. .. .. 641 4-73 132 0-98 1927 .. .. .. 176 1-28 43 • 0-31 1928 .. .. .. 354 2-55 100 0-72 1929 .. .. .. 311 2-21 • 120 0-85

I I Notifications. Deaths.* Year. ; I . T i Rate per 10,000 , , Rate per 10,000 um er- of Mean Population. um cr ' of Mean Population. 1925 .. .. .. 1,518 1142 52 0-40 1926 .. .. .. 1,975 14-59 66 0-49 1927 .. .. 1,446 10-52 58 0-42 1928 .. .. .. 1,600 11-51 72 0-52 1929 .. .. .. 1,687 11-99 92 0-65 | I * Figures include deaths from croup.

Notifications. Deaths. Year. ; , v . Rate per 10,000 KT ■ Rate per 10,000 of Mean Population. um er " of Mean Population 1925 .. .. .. 1,025 7-71 7 0-05 1926 .. .. .. 1,583 11-70 8 0-06 1927 .. .. .. 2,185 15-89 16 0-12 1928 .. .. .. 6,127 44-06 55 0-40 1929 .. .. .. 4,848 34-46 27 0-19