National tables: studies, age and sex. Values
Persons 18 to 49 years by sex HIV/AIDS prevention methods,   opinion on efficiency, age group and studies.
Units: thousands of persons

	Total				From 18 to 29 years of age				From 30 to 39 years of age				From 40 to 49 years of age				
	Total	Lower than secondary education	Secondary education	University	Total	Lower than secondary education	Secondary education	University	Total	Lower than secondary education	Secondary education	University	Total	Lower than secondary education	Secondary education	University	
Both sexes	
    Wash after having sexual relations	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	4,296.7	2,535.1	1,358.1	403.5	1,627.8	839.0	642.0	146.8	1,312.6	778.9	402.4	131.4	1,356.3	917.2	313.7	125.3	
        Not effective	15,733.3	5,562.0	6,261.8	3,909.6	5,809.1	1,691.2	2,798.7	1,319.3	5,507.6	1,987.6	2,009.5	1,510.5	4,416.6	1,883.2	1,453.6	1,079.9	
        No data recorded	729.6	462.0	187.5	80.1	243.0	110.7	90.8	41.5	223.4	150.3	45.7	27.4	263.2	201.0	51.0	11.2	
    Choose partners correctly	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	12,868.3	5,405.2	4,824.7	2,638.4	4,719.2	1,683.4	2,154.4	881.4	4,233.5	1,801.3	1,449.5	982.7	3,915.6	1,920.5	1,220.8	774.3	
        Not effective	7,006.2	2,592.6	2,762.5	1,651.1	2,704.8	829.1	1,281.4	594.3	2,523.5	930.4	949.3	643.8	1,778.0	833.1	531.9	413.1	
        No data recorded	885.1	561.3	220.1	103.6	255.9	128.4	95.7	31.9	286.7	185.1	58.9	42.7	342.5	247.9	65.6	29.0	
    Have few partners	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	8,892.1	4,044.9	3,107.7	1,739.5	3,043.2	1,176.8	1,326.2	540.1	2,939.1	1,341.2	960.2	637.7	2,909.9	1,526.9	821.4	561.6	
        Not effective	10,822.3	3,885.7	4,414.3	2,522.3	4,340.1	1,324.8	2,092.6	922.8	3,766.6	1,368.8	1,414.9	982.8	2,715.6	1,192.1	906.8	616.7	
        No data recorded	1,045.2	628.5	285.3	131.5	296.6	139.3	112.6	44.6	338.0	206.8	82.5	48.7	410.7	282.5	90.1	38.1	
    Use a male condom	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	19,629.0	7,839.8	7,529.2	4,260.0	7,245.2	2,403.5	3,383.1	1,458.6	6,676.2	2,673.0	2,389.4	1,613.8	5,707.6	2,763.3	1,756.7	1,187.6	
        Not effective	660.5	397.9	183.4	79.3	298.0	169.4	101.5	27.1	204.9	128.3	44.5	32.1	157.6	100.1	37.4	20.0	
        No data recorded	470.1	321.5	94.8	53.9	136.6	68.0	46.8	21.8	162.5	115.4	23.8	23.3	170.9	138.0	24.1	8.8	
    Use spermicides	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	3,336.4	1,612.0	1,221.6	502.8	1,483.9	611.4	669.2	203.3	973.9	493.8	302.5	177.5	878.7	506.8	249.9	122.0	
        Not effective	14,839.9	5,346.3	5,873.7	3,619.8	5,371.2	1,635.9	2,537.1	1,198.2	5,236.2	1,894.2	1,961.2	1,380.8	4,232.5	1,816.2	1,375.4	1,040.8	
        No data recorded	2,583.3	1,600.7	712.0	270.6	824.8	393.6	325.1	106.1	833.6	528.8	193.9	110.9	924.9	678.4	193.0	53.5	
    Ask partner to have an AIDS test	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	13,610.7	5,349.0	5,315.5	2,946.2	5,407.8	1,775.9	2,547.2	1,084.7	4,477.2	1,793.1	1,580.2	1,103.8	3,725.7	1,779.9	1,188.1	757.7	
        Not effective	5,740.3	2,383.9	2,087.0	1,269.4	1,910.6	698.0	849.4	363.1	2,115.6	877.2	737.1	501.3	1,714.0	808.6	500.4	405.0	
        No data recorded	1,408.7	826.3	404.9	177.5	361.4	167.0	134.8	59.7	450.9	246.4	140.3	64.1	596.4	412.9	129.8	53.7	
    Have an AIDS test frequently	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	12,141.4	5,451.6	4,644.5	2,045.4	4,924.2	1,835.6	2,299.1	789.4	3,826.2	1,807.8	1,287.9	730.5	3,391.1	1,808.2	1,057.4	525.5	
        Not effective	7,569.7	2,466.6	2,896.8	2,206.3	2,500.1	677.8	1,150.4	671.8	2,859.4	912.2	1,063.4	883.7	2,210.3	876.5	683.0	650.7	
        No data recorded	1,048.5	640.9	266.0	141.5	255.6	127.5	81.9	46.3	358.1	196.8	106.3	55.0	434.7	316.7	77.8	40.2	
    Ask partners about their sexual history	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	8,449.8	3,876.7	3,127.6	1,445.5	3,658.0	1,379.2	1,647.0	631.8	2,582.6	1,252.7	851.7	478.2	2,209.2	1,244.8	628.9	335.5	
        Not effective	11,373.1	4,070.3	4,434.8	2,868.0	3,791.0	1,143.0	1,802.2	845.7	4,146.6	1,461.1	1,525.7	1,159.9	3,435.5	1,466.3	1,106.9	862.3	
        No data recorded	936.7	612.1	244.9	79.7	230.9	118.7	82.2	30.0	314.4	203.0	80.3	31.1	391.4	290.3	82.4	18.6	
    Use a female condom	
        Total	20,759.6	8,559.1	7,807.3	4,393.2	7,679.9	2,640.9	3,531.4	1,507.5	7,043.6	2,916.8	2,457.6	1,669.2	6,036.1	3,001.4	1,818.3	1,216.4	
        Effective	10,246.2	4,312.3	3,938.0	1,995.9	4,267.8	1,504.6	2,006.3	757.0	3,256.6	1,405.2	1,133.7	717.7	2,721.8	1,402.5	798.1	521.3	
        Not effective	8,395.0	3,050.5	3,283.2	2,061.3	2,801.7	884.2	1,276.5	641.0	3,084.8	1,114.8	1,142.4	827.7	2,508.4	1,051.5	864.3	592.7	
        No data recorded	2,118.4	1,196.3	586.1	335.9	610.3	252.1	248.6	109.6	702.2	396.7	181.6	123.9	805.8	547.5	155.9	102.5	
Males	
    Wash after having sexual relations	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	2,372.5	1,437.7	750.7	184.1	851.7	477.7	317.6	56.5	749.6	459.1	237.1	53.4	771.3	501.0	196.0	74.3	
        Not effective	7,806.3	2,851.4	3,227.9	1,727.0	2,951.6	990.1	1,433.1	528.4	2,725.4	1,015.9	1,039.2	670.3	2,129.3	845.4	755.6	528.3	
        No data recorded	353.3	241.2	79.9	32.2	129.2	60.7	49.3	19.2	109.5	85.9	14.1	9.5	114.6	94.6	16.5	3.5	
    Choose partners correctly	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	6,954.2	3,007.6	2,705.3	1,241.3	2,618.6	1,037.8	1,189.7	391.1	2,237.6	1,010.3	799.2	428.1	2,098.0	959.5	716.4	422.1	
        Not effective	3,178.2	1,253.5	1,259.9	664.8	1,195.7	430.3	562.6	202.9	1,203.8	454.5	464.3	285.0	778.6	368.7	233.0	176.9	
        No data recorded	399.7	269.3	93.2	37.1	118.2	60.5	47.7	10.0	143.0	96.1	26.8	20.1	138.5	112.8	18.7	7.1	
    Have few partners	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	4,670.5	2,171.5	1,690.4	808.6	1,593.1	672.7	688.6	231.8	1,541.7	756.9	520.1	264.6	1,535.7	741.9	481.7	312.2	
        Not effective	5,364.3	2,052.0	2,236.8	1,075.4	2,188.8	786.5	1,048.0	354.3	1,857.6	691.3	725.6	440.7	1,317.9	574.2	463.2	280.5	
        No data recorded	497.3	306.8	131.3	59.2	150.6	69.3	63.3	18.0	185.1	112.6	44.7	27.8	161.6	124.9	23.3	13.4	
    Use a male condom	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	10,016.4	4,175.9	3,958.7	1,881.8	3,722.7	1,397.1	1,743.3	582.3	3,413.4	1,441.7	1,262.0	709.7	2,880.3	1,337.1	953.4	589.8	
        Not effective	275.1	170.9	60.7	43.5	136.2	88.5	33.5	14.2	84.2	51.8	15.9	16.5	54.7	30.6	11.4	12.7	
        No data recorded	240.6	183.6	39.1	18.0	73.7	42.9	23.2	7.6	86.8	67.4	12.5	6.9	80.1	73.3	3.3	3.5	
    Use spermicides	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	1,779.0	860.3	679.9	238.9	811.0	356.0	364.1	90.9	521.7	263.5	169.1	89.1	446.3	240.8	146.7	58.9	
        Not effective	7,356.0	2,763.6	2,999.6	1,592.9	2,690.1	954.8	1,263.0	472.3	2,567.2	960.7	1,007.0	599.5	2,098.7	848.1	729.6	521.0	
        No data recorded	1,397.0	906.5	379.0	111.5	431.4	217.7	172.9	40.8	495.5	336.7	114.3	44.5	470.1	352.1	91.9	26.2	
    Ask partner to have an AIDS test	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	6,711.2	2,766.1	2,714.9	1,230.2	2,701.2	1,026.9	1,270.2	404.1	2,193.7	934.0	807.2	452.6	1,816.2	805.2	637.5	373.5	
        Not effective	3,099.8	1,318.8	1,139.4	641.6	1,045.7	405.9	456.5	183.3	1,152.9	497.5	407.3	248.1	901.3	415.3	275.6	210.3	
        No data recorded	721.1	445.5	204.2	71.4	185.6	95.7	73.3	16.7	237.9	129.4	75.9	32.5	297.6	220.5	55.0	22.2	
    Have an AIDS test frequently	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	6,239.4	2,901.0	2,440.7	897.7	2,531.9	1,058.8	1,173.5	299.6	1,975.5	970.7	686.0	318.8	1,732.1	871.6	581.2	279.3	
        Not effective	3,812.4	1,319.6	1,505.6	987.2	1,263.9	388.5	584.0	291.4	1,434.9	494.3	555.2	385.5	1,113.6	436.9	366.4	310.3	
        No data recorded	480.3	309.8	112.1	58.4	136.8	81.3	42.5	13.0	174.1	96.0	49.2	28.9	169.5	132.6	20.4	16.5	
    Ask partners about their sexual history	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	4,080.9	1,977.5	1,533.4	570.0	1,826.0	785.9	786.3	253.9	1,202.2	610.3	432.4	159.5	1,052.7	581.3	314.7	156.6	
        Not effective	5,978.4	2,229.3	2,407.2	1,341.9	1,975.8	666.1	971.8	337.8	2,212.6	843.1	808.9	560.6	1,790.1	720.1	626.5	443.5	
        No data recorded	472.8	323.6	117.9	31.3	130.8	76.5	41.9	12.3	169.6	107.5	49.1	13.0	172.4	139.6	26.9	6.0	
    Use a female condom	
        Total	10,532.1	4,530.4	4,058.5	1,943.3	3,932.5	1,528.5	1,800.0	604.0	3,584.4	1,560.9	1,290.4	733.2	3,015.2	1,441.0	968.1	606.0	
        Effective	5,173.0	2,251.2	2,042.9	878.9	2,190.2	854.0	1,029.2	307.0	1,607.8	715.2	585.9	306.7	1,375.0	682.0	427.7	265.3	
        Not effective	4,296.3	1,664.5	1,727.8	904.0	1,430.7	533.7	646.2	250.8	1,586.8	625.2	600.8	360.9	1,278.7	505.7	480.7	292.3	
        No data recorded	1,062.8	614.7	287.8	160.3	311.6	140.8	124.5	46.2	389.8	220.5	103.6	65.6	361.5	253.3	59.6	48.5	
Females	
    Wash after having sexual relations	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	1,924.2	1,097.4	607.4	219.4	776.1	361.4	324.4	90.3	563.0	319.7	165.3	78.0	585.0	416.3	117.7	51.0	
        Not effective	7,927.0	2,710.6	3,033.8	2,182.6	2,857.5	701.1	1,365.6	790.9	2,782.2	971.7	970.3	840.2	2,287.3	1,037.8	698.0	551.6	
        No data recorded	376.3	220.8	107.6	47.9	113.8	50.0	41.5	22.3	114.0	64.4	31.7	17.9	148.6	106.4	34.5	7.7	
    Choose partners correctly	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	5,914.1	2,397.6	2,119.4	1,397.1	2,100.6	645.7	964.7	490.2	1,995.9	791.0	650.3	554.7	1,817.6	961.0	504.4	352.2	
        Not effective	3,828.0	1,339.2	1,502.6	986.3	1,509.0	398.8	718.8	391.4	1,319.7	476.0	484.9	358.8	999.3	464.3	298.8	236.2	
        No data recorded	485.3	292.0	126.9	66.5	137.7	67.9	47.9	21.9	143.6	88.9	32.1	22.6	204.0	135.1	46.9	21.9	
    Have few partners	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	4,221.6	1,873.3	1,417.4	930.9	1,450.1	504.1	637.6	308.3	1,397.4	584.2	440.1	373.1	1,374.1	785.0	339.7	249.4	
        Not effective	5,458.0	1,833.7	2,177.5	1,446.8	2,151.3	538.3	1,044.6	568.5	1,908.9	677.5	689.3	542.1	1,397.7	617.9	443.6	336.2	
        No data recorded	547.9	321.7	154.0	72.2	146.0	70.0	49.3	26.7	152.8	94.1	37.8	20.9	249.1	157.6	66.8	24.7	
    Use a male condom	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	9,612.6	3,663.9	3,570.5	2,378.2	3,522.5	1,006.3	1,639.8	876.4	3,262.8	1,231.3	1,127.4	904.1	2,827.3	1,426.2	803.3	597.8	
        Not effective	385.4	227.0	122.7	35.8	161.9	80.9	68.0	12.9	120.7	76.5	28.6	15.6	102.9	69.5	26.1	7.3	
        No data recorded	229.5	137.9	55.7	35.9	63.0	25.2	23.6	14.2	75.7	48.0	11.3	16.4	90.8	64.7	20.8	5.3	
    Use spermicides	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	1,557.4	751.7	541.7	263.9	672.8	255.4	305.1	112.4	452.2	230.3	133.4	88.5	432.3	266.0	103.2	63.1	
        Not effective	7,483.8	2,582.8	2,874.1	2,026.9	2,681.1	681.1	1,274.1	725.9	2,668.9	933.5	954.2	781.2	2,133.8	968.1	645.8	519.8	
        No data recorded	1,186.3	694.2	333.0	159.0	393.4	175.9	152.2	65.3	338.1	192.1	79.6	66.4	454.8	326.3	101.1	27.4	
    Ask partner to have an AIDS test	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	6,899.5	2,582.9	2,600.6	1,716.0	2,706.6	749.0	1,277.0	680.6	2,283.5	859.2	773.0	651.3	1,909.4	974.7	550.6	384.2	
        Not effective	2,640.4	1,065.1	947.5	627.8	864.9	292.1	392.9	179.9	962.7	379.6	329.8	253.2	812.8	393.3	224.8	194.7	
        No data recorded	687.5	380.8	200.7	106.1	175.8	71.3	61.5	43.0	213.0	117.1	64.4	31.5	298.7	192.4	74.8	31.5	
    Have an AIDS test frequently	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	5,902.0	2,550.6	2,203.8	1,147.7	2,392.3	776.8	1,125.7	489.8	1,850.7	837.1	601.9	411.7	1,659.0	936.6	476.2	246.2	
        Not effective	3,757.3	1,147.0	1,391.2	1,219.1	1,236.2	289.4	566.4	380.4	1,424.4	418.0	508.2	498.2	1,096.6	439.7	316.6	340.4	
        No data recorded	568.2	331.1	153.8	83.2	118.9	46.2	39.3	33.3	184.1	100.8	57.1	26.1	265.2	184.1	57.4	23.7	
    Ask partners about their sexual history	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	4,368.9	1,899.2	1,594.3	875.4	1,832.0	593.3	860.7	377.9	1,380.4	642.4	419.3	318.7	1,156.5	663.4	314.2	178.8	
        Not effective	5,394.7	1,841.1	2,027.6	1,526.1	1,815.2	476.9	830.4	507.9	1,934.1	618.0	716.7	599.3	1,645.4	746.2	480.4	418.8	
        No data recorded	463.9	288.5	127.0	48.4	100.1	42.2	40.2	17.7	144.8	95.5	31.2	18.1	219.0	150.8	55.5	12.7	
    Use a female condom	
        Total	10,227.5	4,028.7	3,748.8	2,449.9	3,747.4	1,112.4	1,731.4	903.5	3,459.2	1,355.9	1,167.3	936.1	3,020.9	1,560.4	850.2	610.3	
        Effective	5,073.2	2,061.1	1,895.1	1,117.0	2,077.6	650.6	977.0	450.0	1,648.8	690.1	547.7	411.0	1,346.8	720.5	370.3	256.0	
        Not effective	4,098.7	1,386.0	1,555.4	1,157.3	1,371.0	350.6	630.3	390.1	1,498.0	489.6	541.6	466.8	1,229.8	545.8	383.6	300.4	
        No data recorded	1,055.6	581.6	298.3	175.6	298.8	111.3	124.1	63.4	312.4	176.2	77.9	58.3	444.4	294.1	96.3	54.0	
Notes:
Data corresponding to cells with less than 45,000 persons must be used with  caution, because they may be affected by high sample errors.
Source: National Statistics Institute