

pp(event)                                    R Documentation

_C_r_e_a_t_e _a _P_o_i_n_t _P_r_o_c_e_s_s _V_e_c_t_o_r _f_r_o_m _T_i_m_e_s _b_e_t_w_e_e_n _E_v_e_n_t_s

_U_s_a_g_e_:

     pp(y, censor=1)

_A_r_g_u_m_e_n_t_s_:

       y: Vector of times.

    cens: Vector of censoring indicators.

_V_a_l_u_e_:

     `pp' creates a vector of length `sum(y)' of zeroes with
     a one at the end of each uncensored time interval for
     use with `ehr'.

_A_u_t_h_o_r_(_s_)_:

     J.K. Lindsey

_S_e_e _A_l_s_o_:

     `bp', `ehr', `ident', `tccov', `tpast', `ttime',
     `tvcov'.

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

     y <- c(5,3,2,4)
     py <- pp(y)
     py

