Multiple Comparison of Age Groups in Bone Mineral Density under Heteroscedasticity

Table 2

Total body mineral density (g/cm²) of Non-Hispanic White females aged 8 years and over.

Female (Non-Hispanic White)	Sample size	Mean	Standard deviation	Does Tukey-Kramer C. I. include zero?
(X1) 8–11 years	383	0.828	0.082	(X5–X1)	×
(X2) 12–15 years	576	1.003	0.092	(X5–X2)	×
(X3) 16–19 years	543	1.087	0.084	(X5–X3)	×
(X4) 20–29 years	583	1.109	0.079	(X5-X4)	×
(X5) 30–39 years	612	1.131	0.089	X5	✓
(X6) 40–49 years	668	1.127	0.096	(X5-X6)	✓
(X7) 50–59 years	639	1.091	0.099	(X5–X7)	×
(X8) 60–69 years	644	1.040	0.107	(X5–X8)	×
(X9) 70–79 years	429	0.977	0.104	(X5–X9)	×
(X10) 80 years and over	457	0.924	0.105	(X5–X10)	×