sex2                 package:logistf                 R Documentation

_C_o_n_d_o_m _u_s_e _a_n_d _f_i_r_s_t _t_i_m_e _u_r_i_n_a_r_y _t_r_a_c_t _i_n_f_e_c_t_i_o_n

_D_e_s_c_r_i_p_t_i_o_n:

     The case-control study of Foxman et al (1997) examines urinary
     tract infection in related to age and contraceptive use.  The data
     set consists of 130 college women with urinary tract infections
     and 109 uninfected controls. The data set include the binary
     covariates age (age), oral contraceptive use (oc), condom use
     (vic), lubricated condom use (vicl), spermicide use (vis) and
     diaphragm used (dia).

_U_s_a_g_e:

     data(sex2)

_F_o_r_m_a_t:

     A data frame table.

_R_e_f_e_r_e_n_c_e_s:

     Foxman B, Marsh J, Gillespie B, Rubin N, Koopman JS, Spear S
     (1997). Condom Use and First-Time Urinary Tract Infection.
     _Epidemiology_ 8: 637-641.

_E_x_a_m_p_l_e_s:

     data(sex2)

