respiratory             package:geepack             R Documentation

_D_a_t_a _f_r_o_m _a _c_l_i_n_i_c_a_l _t_r_i_a_l _c_o_m_p_a_r_i_n_g _t_w_o _t_r_e_a_t_m_e_n_t_s _f_o_r _a _r_e_s_p_i_r_a_t_o_r_y _i_l_l_n_e_s_s

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

     The data are from a clinical trial of patients with respiratory
     illness, where 111 patients from two different clinics were
     randomized to receive either placebo or an active treatment.
     Patients were examined at baseline and at four visits during
     treatment. At each examination, respiratory status (categorized as
     1 = good, 0 = poor)  was determined.

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

     data(respiratory)

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

     A data frame with 111 observations on the following 7 variables.

     _c_e_n_t_e_r a numeric vector

     _i_d a numeric vector

     _a_g_e a numeric vector

     _b_a_s_e_l_i_n_e a numeric vector

     _a_c_t_i_v_e a numeric vector

     _c_e_n_t_e_r_2 a numeric vector

     _f_e_m_a_l_e a numeric vector

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

     data(respiratory)
     ## maybe str(respiratory) ; plot(respiratory) ...

