The sexuality of the disabled person has largely been ignored. If it is at all acknowledged, then it has been largely through a ‘medical lens.
Kipling was paying tribute to the Vicereine who established the Fund associated with her name. This was an organisation which employed medical women (or 'lady doctors') to run a chain of hospitals and dispensaries all over India and Burma.
Demographic literature is replete with observations of an inverse relation between certain attributes of modernity and family size (Thompson 1929; Notestein 1945; Coale and Hoover 1958; Leiberman 1980, Srinivasan 1986).