piecewise                package:eha                R Documentation

_P_i_e_c_e_w_i_s_e _h_a_z_a_r_d_s

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

     Calculate piecewise hazards, no. of events, and exposure times in
     each interval indicated by cutpoints.

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

     piecewise(enter, exit, event, cutpoints)

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

   enter: Left interval endpoint

    exit: Right interval endpoint

   event: Indicator of event

cutpoints: Vector of cutpoints

_D_e_t_a_i_l_s:

     Exact calculation.

_V_a_l_u_e:

     A list with components

  deaths: Vector of number of deaths

exposure: Vector of total exposure time

  hazard: Vector of hazards, 'hazard' == 'deaths' / 'exposure'

_A_u_t_h_o_r(_s):

     Gran Brostrm

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

     'perstat'

