However, to the extent that an invitation is only as useful as it is memorable or noticeable, novel invitation formats (for example, a personalised 'birthday card' to be displayed rather than a standard letter to be read and discarded) may have more of an effect on uptake [22].
To identify (1) how frequently patients are invited to take part and actually do take part in multidisciplinary tumor conferences (MTCs), (2) which patient characteristics affect whether they are invited to MTCs and whether they decide to participate, (3) the extent to which invitation and participation depend on the specific hospital.
The extent to which an annual invitation, granted yearly by the WHO Director-General, will continue in the future remains unclear.
Because we have no knowledge about these issues unless directly told by the person receiving the mailed invitation, the full extent and effect is unknown.
He took an active part in the running of his college, but avoided public occasions, to the extent, for example, of declining an invitation to become a founding member of the British Academy.
Mr. Moreno acknowledged that economic constraints had recently forced the newspaper to accept some paid travel and other invitations, but not to the extent, he said, of compromising its reporting standards.
I never took them up on any of these invitations and that was the extent of the interactions.
The findings are, however, limited in the extent to which they may be generalised to other invitations for diabetes screening as well as invitations for other types of screening.
Our ping-pong circle has grown to such an extent that any lunch, tea or dinner invitation we make or receive has to include at least a best-of-11 series.
The dataset does not contain information about rejected invitations, so we do not know to which extent such strong preferences are due to women being more active in inviting other women, or more prone to accept invitations received from other women than from men.
Mr Cameron sidestepped the invitation and accused the media of distorting the extent of the cuts.
