(nonpegyears-k1) cubed
(nonpegyears_corr90-k1) cubed
(nonpegyears-k2) cubed
(nonpegyears_corr90-k2) cubed
(nonpegyears-k3) cubed
(nonpegyears_corr90-k3) cubed
(pegyears-k1) cubed
(pegyears_corr90-k1) cubed
(pegyears-k2) cubed
(pegyears_corr90-k2) cubed
(pegyears-k3) cubed
(pegyears_corr90-k3) cubed
(rr_nonpegyears-k1) cubed
(rr_nonpegyears-k2) cubed
(rr_nonpegyears-k3) cubed
(rr_pegyears-k1) cubed
(rr_pegyears-k2) cubed
(rr_pegyears-k3) cubed
(sham_nonpegyears-k1) cubed
(sham_nonpegyears-k2) cubed
(sham_nonpegyears-k3) cubed
coding of peg = 1 (France) 2 (Germany) 3 (UK) 4 (US) and nonpeg = 0
(sham_pegyears-k1) cubed
(sham_pegyears-k2) cubed
(sham_pegyears-k3) cubed