Association between phosphorus intake and bone health in the NHANES population

Nutrition Journal

Table 3 Femur Bone mineral content (BMC) according to P intake quartiles

Age, gender	LSM	Q1	Q2	Q3	Q4	P trend
13-19 yr, All	35.1±0.2	34.6±0.5	34.9±0.3	35.5±0.3	35.2±0.5	NS
13-19 yr, Male	40.1±0.3^a	39.5±0.8	40.0±0.7	41.1±0.5	39.6±0.6	NS
13-19 yr, Female	29.6±0.2^b	29.0±0.5	29.9±0.3	29.5±0.5	30.9±1.1	<0.01
20-49 yr, All	37.4±0.1	36.5±0.3	37.3±0.2	37.5±0.3	38.2±0.3	<0.01
20-49 yr, Male	43.8±0.2^a	42.9±0.7	43.4±0.4	43.4±0.4	44.6±0.4	0.1010
20-49 yr, Female	30.6±0.1^b	29.9±0.4	30.9±0.2	31.4±0.3	31.0±0.6	<0.05
50-99 yr, All	35.8±0.1	35.5±0.4	35.6±0.2	36.0±0.2	35.9±0.4	NS
50-99 yr, Male	43.6±0.3^a	43.1±1.0	43.2±0.8	44.0±0.6	43.7±0.7	NS
50-99 yr, Female	28.6±0.1^b	28.6±0.4	28.6±0.2	28.5±0.2	28.4±0.5	NS
20-99 yr, All	36.7±0.1	36.0±0.3	36.4±0.2	36.8±0.2	37.5±0.4	<0.01
20-99 yr, Male	43.7±0.1^a	42.9±0.5	43.2±0.3	43.4±0.2	44.5±0.3	<0.05
20-99 yr, Female	29.7±0.1^b	29.3±0.3	29.7±0.2	30.1±0.2	30.3±0.4	<0.05
Comparison of ethnicity; 20–99 yr, All (males and females combined)
Hispanic	35.9±0.16^t	35.7±0.32	36.1±0.31	35.8±0.20	36.0±0.32	NS
White	36.9±0.14^x	36.0±0.28	36.5±0.23	37.0±0.21	37.5±0.25	<0.01
Black	38.2±0.21^y	37.7±0.48	37.8±0.28	38.8±0.35	38.8±0.60	0.09
Other	33.5±0.33^t,z	32.9±0.67	33.4±0.56	32.8±0.36	35.3±1.01	NS

Femur BMCs were calculated for each quartile after adjustments for age, gender, kcal, BMI, intakes of calcium, protein, total dairy foods, and vitamin D, and flags to denote supplemental calcium, supplemental vitamin D, supplemental multi vitamin/mineral and a flag to denote prescription medication for osteoporosis and estrogen medication (females only).
^a,bDifferent superscripts indicate statistically significantly different LSM values between males and females.
^{t, x, y, z}Different superscripts indicate statistically significantly different LSM values in 4 ethnic groups.

ISSN: 1475-2891