. 2017 Feb 16;16:6. doi: 10.1186/s12942-017-0079-7

Table 5.

Spearman’s rank correlation coefficients, ρ, with bootstrapped 95% confidence intervals in brackets, between $Q_{s}$ in (2011, 2012) and SES, self-reported overweight or obese (BMI) and moderately or highly active (IPAQ)

	SES (n = 15)	BMI (n = 13)	IPAQ (n = 12)
$Q_{s}$ 2011	0.72 (0.0012) [0.2500, 0.9449]	−0.50 (0.0425) [−0.8571, 0.0467]	0.45 (0.0752) [−0.1739, 0.9091]
$Q_{s}$ . 2012	0.60 (0.0079) [0.1320, 0.8448]	−0.65 (0.0098) [−0.9222, 0.0196]	0.69 (0.0083) [0.0571, 0.9423]

Empirical p values are in parentheses and were determined by 9999 permutations of $Q_{s}$