(1.) Neglect by infected persons to undergo treatment. (2.) Neglect
to continue treatment till no longer infective. (3.) The treatment
of infected individuals by unqualified persons, such as chemists,
herbalists, chiropractors, &c. In these cases the disease becomes
chronic, and the best opportunity for its treatment and cure has
passed before the case is seen by a medical man. (4.) By the
introduction of venereal disease to this country from overseas.

(2.) _The Occurrence of Promiscuous Sexual Intercourse._

A striking portion of the evidence placed before the Committee was that
which showed the very small amount of professional prostitution in New
Zealand. This was supported by the valuable evidence of Mr. W. Dinnie,
ex-Commissioner of Police, and Mr. A.H. Wright, Commissioner of Police.
The latter witness stated that there were only 104 professional
prostitutes in the Dominion.

It would appear also that the professional prostitute, as a result of
her knowledge and experience, is less likely to transmit venereal
disease than the "amateur." It is therefore principally to clandestine
or amateur prostitution that one must look for the dissemination of the
disease, and inquiry into the conditions which tend to the production of
the amateur prostitute is a direct inquiry into the causes of the
prevalence of venereal disease.

The evidence before the Committee shows that this promiscuity is very
prevalent, and that it is not confined to any particular social strata.
The fact is also strikingly demonstrated by Table A in the appendix.
From this table it will be seen that during the period 1913-21 there