Rubuta ci gaba don wannan sakin layi - A gasar Olympics ta Tokyo ta 1964, McIntosh ya kasance na uku a cikin tseren mita 80 a cikin 10.8 seconds. Ta kasance ta biyar a wasan kusa da na karshe a cikin dakika 10.9 kuma ta 10 mafi sauri gaba ɗaya. A cikin mita 100
, McIntosh ta kasance ta huɗu a cikin zafinta kuma ta shida a zagaye na karshe. Wannan taron ba ya wanzu.