Association between IVF treatment and mental health hospital admissions in women who remained nulliparous after infertility treatment.

* Hazard ratios estimated from a Cox regression model that includes the variables listed plus age group and calendar year group (both included as categorical variables).† Women in the lower three quartiles of the Index of Economic Resources were categorised as being of low socio-economic status; women in the upper quartile of the Index of Economic Resources were categorised as being of high socio-economic status.Association between IVF treatment and mental health hospital admissions in women who remained nulliparous after infertility treatment.