Table.

Relative mortality in 813 musicians born between 1882 and 1974

Explanatory variable	No of subjects	No of deaths	Crude hazard ratio (95% CI)	Adjusted hazard ratio* (95% Cl)
Play saxophone (yes)	230	136	1.84 (1.48 to 2.28)	2.47 (1.89 to 3.24)
Play more than one instrument (yes)	367	134	0.76 (0.61 to 0.94)	0.53 (0.40 to 0.70)
Nationality (American)	550	292	1.90 (1.43 to 2.53)	1.79 (1.29 to 2.50)
Control over life situations (yes)	231	83	0.64 (0.50 to 0.83)	0.71 (0.55 to 0.92)
Social class† (higher)	633	262	1.00 (0.99 to 1.02)	1.00 (0.98 to 1.02)
Social cohesion† (greater)	633	262	1.01 (0.99 to 1.03)	1.01 (0.98 to 1.04)
Main instrument group‡:
Vocalist	54	18	1.00	1.00
Brass	161	80	1.53 (0.91 to 2.54)	2.03 (1.11 to 3.72)
Woodwind	219	109	1.70 (1.03 to 2.80)	2.09 (1.15 to 3.78)
Percussion	113	39	1.12 (0.63 to 1.94)	1.33 (0.70 to 2.53)
Keyboard	138	59	1.56 (0.92 to 2.65)	1.59 (0.94 to 2.71)
String	128	44	1.34 (0.77 to 2.32)	1.69 (0.90 to 3.18)

^*Adjusted for other remaining variables in table. 

^†Used as continuous variable; all others used as binary variables (yes/no). 

^‡Other instrument groups compared with vocalist as baseline.