To ask the Secretary of State for Health how many reports of serious adverse reactions to immunisation there have been in each of the last 10 years for which figures are available.

[holding answer 2 March 1992]: The reports were as follows:

Year	Number of reports
1982	125
1983	104
1984	165
1985	160
1986	162
1987	121
1988	242
1989	272
1990	210
1991	159

A report of a suspected adverse reaction does not necessarily denote a causal association between the reaction, the outcome and the vaccine.

To ask the Secretary of State for Health how many reports of serious adverse reactions to the measles, mumps and rubella vaccine there have been in each year since it has been widely used.

[holding answer 2 March 1992:] Measles, mumps and rubella vaccine was introduced in this country in October 1988. Reports of suspected serious adverse reactions since then have been as follows:

	Number
11988	13
1989	110
1990	58
1991	37
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