Table 3.

Daily and energy-adjusted calcium intake. Data are mean (s.d).

Variable	Category	Daily Intake (mg/day)		P-value between sexes	Energy-adjusted intake (mg/1000 kcal)		P-value between sexes	% below EAR
		Men	Women		Men	Women		Men	Women
Age group	18–39	1486 (1019)	1274 (845)	0.004	327 (160)	340 (181)	0.21	24.1	31.9
	40–59	1192 (794)	1100 (822)	0.22	308 (136)	345 (189)	0.001	32.9	41.6
	60–75	1088 (737)	1148 (932)	0.44	344 (179)	372 (194)	0.023	41.5	41.3
SES	Low	1281 (900)	1188 (894)	0.19	307 (141)	336 (188)	0.003	34.0	40.2
	Medium	1258 (953)	1200 (719)	0.46	321 (150)	336 (149)	0.19	34.2	32.0
	High	1346 (854)	1161 (861)	0.023	358 (186)	385 (216)	0.019	24.8	39.4
Education	Elementary school or lower	1144 (905)	1078 (847)	0.50	286 (128)	332 (182)	0.001	43.7	44.5
	High School	1311 (879)	1210 (845)	0.14	323 (156)	341 (181)	0.06	31.4	36.4
	Technical/Associate degree	1339 (910)	1238 (794)	0.32	325 (150)	352 (189)	0.07	30.8	33.3
	College or higher	1358 (932)	1197 (846)	0.11	372 (188)	386 (200)	0.31	20.0	36.2
City	Barranquilla	1570 (1017)	1525 (1036)	0.73	381 (170)	433 (242)	0.001	20.0	23.8
	Bogota	1245 (990)	1136 (819)	0.18	318 (159)	344 (190)	0.021	30.5	40.8
	Bucaramanga	1034 (655)	966 (849)	0.58	303 (140)	306 (178)	0.86	46.5	46.4
	Cali	1170 (794)	1053 (656)	0.15	319 (176)	328 (160)	0.51	37.9	43.0
	Medellin	1380 (811)	1263 (778)	0.18	313 (134)	344 (149)	0.021	28.3	32.2
All		1293 (903)	1184 (837)	0.013	326 (159)	380 (187)	0.008	31.3	37.6

EAR, estimated average requirement (daily intake of 800 mg/day); SES, socioeconomic status.