Table 3.

Significant associations between happiness status and variables identified by the univariate analyses (marked by an asterisk in table 2)

	Odds ratio	SE	Z score	p>|z|	95% CI
Duration in LIS*	1.5	0.2	2.71	0.007	1.1 to 2.0
Speech production	20.47	24.87	2.48	0.013	1.89 to 221.45
Anxiety	0.19	0.15	−2.14	0.032	0.04 to 0.87

^*Odds ratio per year in LIS.

LIS, locked-in syndrome.