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. 1999 Mar 27;318(7187):846–850. doi: 10.1136/bmj.318.7187.846

Table 1.

Prevalence of reported sexual experiences in respondents according to age group. Values are number (percentage) unless stated otherwise

Experience Age group (years)
χ2 test* P value
18-24 (n=258) 25-34 (n=536) 35-44 (n=452) 45-54 (n=421) 55-64 (n=377) 65-74 (n=293) 75-94 (n=128)
Non-consensual sex after age 16 11 (4) 18 (3) 18 (4)  9 (2) 12 (3)  2 (1) 1 (1)  8.1 <0.005
No of respondents 258 536 450 420 376 293 128
Non-consensual sex before age 16 10 (4) 24 (5) 36 (8) 22 (5) 25 (7)  6 (2) 5 (4) <1.0 NS
No of respondents 255 529 440 412 369 288 123
Consensual sex before age 16 27 (11) 50 (10) 40 (9) 32 (8) 22 (6) 10 (4) 2 (2) 20.7 <0.000 1
No of respondents 252 527 437 407 365 288 123
*

Mantel-Haenszel test (df=1).